Pipe Plugs (Square Head)
Square Head Pipe Plugs are termination fittings designed to screwed into another fitting to stop the flow of fluid. Square head pipe plugs have a square shape on the blank end for use with a wrench.
642 Pipe Plugs (Square Head), showing 200, (click on any line for more information)
| Buy Square Head Plugs from one of our FCH Network Members | ||||||||
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| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Endries | WI | Pipe Plugs (Square Head) | Steel | 3/8 | 3/8 steel thread square head plug black | 2500 |
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| Endries | WI | Pipe Plugs (Square Head) | r-1/2 1/2-14 npt square head pipe plug blue | 2500 |
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| Endries | WI | Pipe Plugs (Square Head) | Brass | .625 | x117a-12 3/4 red brass square head solid pipe plug .625 waf (merit brass only) | 69 |
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| TownCountry | AR | Pipe Plugs (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | 1 | 1 pipe plug square head s.s. 304 | 5 |
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| Endries | WI | Pipe Plugs (Square Head) | Grade 8 | 1/4 | 1/4 square head pipe plug carp alloy #20 | 16 |
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| Endries | WI | Pipe Plugs (Square Head) | 1/8 | 1/8 3000# forged thread square head pipe plug | 95 |
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| OneMonroe | MN | Pipe Plugs (Square Head) | Plain / Furnace Black | 1 1/4 | 1 1/4 square head plug black pipe | 10 |
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| Endries | WI | Pipe Plugs (Square Head) | Steel | Galvanized | 1/8 | 1/8 steel thread solid square head plug galvanized | 1300 |
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| Endries | WI | Pipe Plugs (Square Head) | 316, 317, A4 Stainless | 2 | 2 316 stainless steel 150# thread square head plug | 10 |
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| OneMonroe | NC | Pipe Plugs (Square Head) | Steel | 1/2 | 1/2 ctr/sk sq steel plug-black | 10 |
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| OneMonroe | MN | Pipe Plugs (Square Head) | 1/2 | 1/2 sq head plug pipe fitting-black | 5 |
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| TownCountry | AR | Pipe Plugs (Square Head) | Steel | 1/2 | 1/2 pipe plug square head steel black | 205 |
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| Endries | WI | Pipe Plugs (Square Head) | Iron | Zinc/Clear | 2 | 2 150# malleable iron thread square head plug zinc | 30 |
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| Endries | WI | Pipe Plugs (Square Head) | Steel | Zinc/Yellow | 2 1/2 | 2-1/2 3000# forged steel thread square head plug yellow zinc | 3 |
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| Jackson | MS | Pipe Plugs (Square Head) | Iron | Plain / Furnace Black | 1 1/2npt | 1 1/2 npt plug malleable cored square head dom.. | 4 |
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| Jackson | MS | Pipe Plugs (Square Head) | Iron | Plain / Furnace Black | 1 1/2npt | 1 1/2 npt plug malleable cored 150# square head | 49 |
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| Jackson | MS | Pipe Plugs (Square Head) | Iron | Plain / Furnace Black | 1/2npt | 1/2 npt plug malleable cored 150# square head | 138 |
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| Jackson | MS | Pipe Plugs (Square Head) | Iron | Plain / Furnace Black | 1npt | 1 npt plug malleable cored square head | 25 |
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| TownCountry | AR | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/8 | pipe plug square head black | 23 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 1/8 | 1/8 brass sq hd pipe plug | 7 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 1/4 | 1/4 brass sq hd pipe plug | 19 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 3/4 | 3/4 brass sq hd pipe plug | 11 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 3/8 | 3/8 brass sq hd pipe plug | 3 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/8 | 1/8 steel square head pipe plug | 20 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/4 | 1/4 steel square head pipe plug | 45 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 3/8 | 3/8 steel square head pipe plug | 196 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/2 | 1/2 steel square head pipe plug | 41 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Black Oxide | 1 1/2 | 1 1/2 black square head pipe plug | 7 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Black Oxide | 2 | 2 black square head pipe plug | 6 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Black Oxide | 1 | 1 black square head pipe plug | 21 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Black Oxide | 1 1/4 | 1 1/4 black square head pipe plug | 5 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Black Oxide | 3/4 | 3/4 black square head pipe plug | 23 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Galvanized | 1/8 | 1/8 galv square head pipe plug | 19 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Galvanized | 1/2 | 1/2 galv square head pipe plug | 17 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Galvanized | 3/4 | 3/4 galv square head pipe plug | 5 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Galvanized | 3/8 | 3/8 galv square head pipe plug | 7 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Galvanized | 1 | 1 galv square head pipe plug | 5 |
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| NutsBolts | NE | Pipe Plugs (Square Head) | Steel | Galvanized | 1/4 | 1/4 galv square head pipe plug | 15 |
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| NAPPCO | TX | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 2 | 2 inch forged steel sq head plug | 5 |
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| NAPPCO | TX | Pipe Plugs (Square Head) | Steel | Black Oxide | 1 1/2 | 1-1/2 black sq hd steel plug | 18 |
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| NAPPCO | TX | Pipe Plugs (Square Head) | Steel | Black Oxide | 1/4 | 1/4 black sq hd steel plug | 40 |
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| NAPPCO | TX | Pipe Plugs (Square Head) | Steel | Black Oxide | 3/8 | 3/8 black sq hd steel plug | 20 |
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| NAPPCO | TX | Pipe Plugs (Square Head) | Steel | Black Oxide | 1/2 | 1/2 black sq hd steel plug | 20 |
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| NAPPCO | TX | Pipe Plugs (Square Head) | Steel | Black Oxide | 1/8 | 1/8 black sq hd steel plug | 19 |
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| NAPPCO | TX | Pipe Plugs (Square Head) | Steel | Black Oxide | 1 1/4 | 1-1/4 black sq hd steel plug | 5 |
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| Endries | WI | Pipe Plugs (Square Head) | Iron | 1 | 1in 150# malleable iron thread square head cored plug black | 433 |
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| ACCURATE | IL | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 3/4 | sq pipe plugs black | 4 |
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| ACCURATE | IL | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/2 | square pipe plug black | 96 |
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| ACCURATE | IL | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/4 | square pipe plug external square | 35 |
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| Active | TN | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 1/4-18 | 1/4-18 npt square head pipe plug zinc | 11689 |
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| Active | TN | Pipe Plugs (Square Head) | Plain / Furnace Black | 1 1/4 | 1-1/4 pipe plug square head cored iron plain | 95 |
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| Active | TN | Pipe Plugs (Square Head) | 1 1/4 | 1-1/4 square pipe plug w/5/8-11 hole in center | 20 |
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| Active | TN | Pipe Plugs (Square Head) | Plain / Furnace Black | 2 1/2 | 2-1/2 pipe plug square head cored iron plain | 95 |
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| Active | TN | Pipe Plugs (Square Head) | Iron | Plain / Furnace Black | 3 | 3 square head pipe plug cored black iron | 60 |
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| Active | TN | Pipe Plugs (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | 3/8 | 3/8 npt square head pipe plug 18-8 stainless | 115 |
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| S+S Faste | OH | Pipe Plugs (Square Head) | 1/8 | 1/8 sq hd pipe plug | 502 |
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| S+S Faste | OH | Pipe Plugs (Square Head) | Brass | 1 | 1 sq hd pipe plug brass | 836 |
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| S+S Faste | OH | Pipe Plugs (Square Head) | Iron | Plain / Furnace Black | 3/4 | 3/4 sq pipe plug black malleable iron | 5 |
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| S+S Faste | OH | Pipe Plugs (Square Head) | Brass | 3/4 | 3/4 sq hd pipe plug brass | 147 |
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| S+S Faste | OH | Pipe Plugs (Square Head) | Iron | 3/4 | 3/4 npt square head cast iron pipe plug | 23 |
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| Endries | WI | Pipe Plugs (Square Head) | Iron | Zinc/Yellow | 1 | 1 malleable iron square head plug countersink yellow zinc | 42 |
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| Liberty | IL | Pipe Plugs (Square Head) | Steel | Galvanized | 1/4-18 | 1/4-18 square head pipe plug galvanized | 50 |
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| QFC | TX | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/2 | 1/2 square hd cored plug black | 2 |
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| QFC | TX | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 1/4 | 1/4 pipe plug ext square zinc | 881 |
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| OneMonroe | NC | Pipe Plugs (Square Head) | Steel | Galvanized | 1/4 | 1/4 galv sq hd zinc plated steel plug | 10 |
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| YANKEE | NH | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 3/4 x 5/8 | 3/4 x 5/8 npt plug-square drive-zinc plated | 2 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Steel | 3/4-14 | 3/4-14 sq reg pipe plug npt steel | 60 |
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| METRO IND | OH | Pipe Pl ugs (Square Head) | Brass | Plain / Furnace Black | 3-8 | sq countersunk plug npt | 1 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 4-8 | sq countersunk plug npt | 1 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 5-8 | sq countersunk plug npt | 1 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1 | 1 sq reg pipe plug npt | 50 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1 1/4 | sq reg pipe plug npt | 15 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/2-14 | sq reg pipe plug npt | 130 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/4-18 | sq reg pipe plug npt | 200 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/8-27 | sq reg pipe plug npt | 100 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 2 | 2 sq reg pipe plug npt | 7 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 2 1/2 | sq reg pipe plug npt | 4 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 3/8-18 | sq reg pipe plug npt | 57 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 1 1/2 | sq reg pipe plug npt | 4 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 1/2-14 | sq reg pipe plug npt | 20 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 1/4-18 | sq reg pipe plug npt | 100 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 1/8-27 | sq reg pipe plug npt | 181 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 3/8-18 | sq reg pipe plug npt | 259 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Steel | Galvanized | 1 | 1 sq reg pipe plug npt . | 55 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Steel | Galvanized | 1 1/2 | sq reg pipe plug npt . | 5 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Steel | Galvanized | 1 1/4 | sq reg pipe plug npt . | 10 |
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| Endries | WI | Pipe Plugs (Square Head) | Iron | 1/2 | 1/2 150# malleable iron thread square head plug black | 1795 |
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| Endries | WI | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 1/8 | 1/8 thread square head pipe plug tri clr zinc 120 wh/144 red rust | 3390 |
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| MidStates | MI | Pipe Plugs (Square Head) | 316, 317, A4 Stainless | Plain / Furnace Black | 1/4 | square hd pipe plug 316 s/s | 19 |
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| MidStates | MI | Pipe Plugs (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 1/4-18 | 1/4-18 square hd pipe plug dryseal 18-8 | 216 |
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| MidStates | MI | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 1-11.5 | 1-11.5 square hd pipe plug dryseal brs | 39 |
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| MidStates | MI | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1 1/4 | square hd pipe plug | 1 |
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| MidStates | MI | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 2 | 2 square hd pipe plug | 1 |
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| Endries | WI | Pipe Plugs (Square Head) | Iron | 5 | 2-blp-50 5in 150# malleable iron square head plug black | 1 |
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| Endries | WI | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 1/4 | 1/4 steel thread square head plug tri clr zinc 120 wh/144 red rust | 100 |
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| Endries | WI | Pipe Plugs (Square Head) | Aluminum | 1 | 1 aluminum 150# thread square head plug | 50 |
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| Endries | WI | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 3/4 | 3/4 steel square head thread cored pipe plug galvanized or zinc | 130 |
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| Endries | WI | Pipe Plugs (Square Head) | Brass | 1/2 | x117-08 (oe) 1/2 npt brass square head pipe plug non-potable applications only | 5 |
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| Delta | TX | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/4-18 | square hd solid pipe plug plain 1/4-18 | 165 |
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| Delta | TX | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 3/8-18 | square hd solid pipe plug zinc 3/8-18 | 476 |
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| Delta | TX | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 1/8-27 | square hd solid pipe plug zinc 1/8-27 | 5889 |
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| Delta | TX | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/8-27 | square hd solid pipe plug plain 1/8-27 | 1463 |
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| Delta | TX | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 1/4-18 | square hd hollow pipe plug zinc 1/4-18 | 1037 |
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| Delta | TX | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/16-27 | square hd solid pipe plug plain 1/16-27 | 2573 |
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| Delta | TX | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 1/4-18 | square hd solid pipe plug zinc 1/4-18 | 915 |
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| Delta | TX | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 3/8-18 | square hd solid pipe plug plain 3/8-18 | 1220 |
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| Delta | TX | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 1/16-27 | square hd solid pipe plug zinc 1/16-27 | 2216 |
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| Endries | WI | Pipe Plugs (Square Head) | 1/2 | 1/2 125# cast iron square head pipe plug solid | 200 |
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| Endries | WI | Pipe Plugs (Square Head) | Plastic | Plain / Furnace Black | p-18 1/8 npt square head plastic plug red | 728 |
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| TownCountry | AR | Pipe Plugs (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | 1 | 1 pipe plug square head s.s.18-8 | 16 |
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| Endries | WI | Pipe Plugs (Square Head) | Steel | Zinc/Yellow | 1/2 | 1/2 150# steel thread square head countersink plug yellow zinc | 500 |
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| Endries | WI | Pipe Plugs (Square Head) | Brass | 3/8 | 101-6 (oe) 3/8 mip brass external square head plug | 2500 |
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| Endries | WI | Pipe Plugs (Square Head) | Brass | 2 | tbp-h-32 (or equivalent) 2in brass square head plug cored | 170 |
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| Endries | WI | Pipe Plugs (Square Head) | Iron | Zinc/Yellow | 2 1/2 | 2-1/2 malleable iron square countersink plug tri ylw 96hr wh f1941 .0002 | 8 |
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| Endries | WI | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | x117-24 1-1/2 brass square head cored plug (merit brass) | 5 |
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| Endries | WI | Pipe Plugs (Square Head) | Steel | Black Oxide | 1/2-14 | 1/2-14 steel thread square he plug black solid | 357 |
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| R&S Indus | OR | Pipe Plugs (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | 1/8 | 1/8 square head plug (cored) 150 lb/304 stainless steel | 10 |
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| OneMonroe | MN | Pipe Plugs (Square Head) | 1/2 | 1/2 sq head plug pipe fitting-black | 5 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Plastic | Plain / Furnace Black | 1/4 | 1/4 npt sq. hd pipe plug plastic (p28) | 200 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Steel | Galvanized | 3/4 | 3/4 npt square head pipe plug hdg | 100 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Steel | Galvanized | 1/8 | 1/8 npt square head pipe plug hdg | 26 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Plastic | Plain / Furnace Black | 1/8 | 1/8 npt sq hd pipe plug (p-18) plastic | 655 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Steel | Black Oxide | 1/8 | 1/8 npt square head pipe plug blk | 200 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | 316, 317, A4 Stainless | Plain / Furnace Black | 1/4 | 1/4 npt square head pipe plug 316 | 2 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Steel | Black Oxide | 1 1/2 | 1 1/2 npt square head pipe plug blk | 13 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 3/8 | 3/8 npt square hd pipe plug platic (p38) | 235 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Steel | Black Oxide | 1 | 1 square hd pipe plug blk | 10 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 3/8 | 3/8 square hd pipe plug | 1734 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Plastic | Plain / Furnace Black | 1/2 | 1/2 npt square head pipe plug plastic (p48) | 900 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 3/4 | 3/4 npt square head pipe plug (blk) | 127 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Steel | Galvanized | 1/2 | 1/2 npt square hd pipe plug hdg | 16 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Plastic | Plain / Furnace Black | 3/4 | 3/4 npt sq hd pipe plug plastic (p-68) | 50 |
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| Future Fastener | TX | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 1/4 | 1/4 npt square head pipe plug plt | 150 |
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| Endries | WI | Pipe Plugs (Square Head) | 316, 317, A4 Stainless | Plain / Furnace Black | 1 1/4 x 150 | 1-1/4 316 stainless steel 150# thread square head plug | 22 |
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| Endries | WI | Pipe Plugs (Square Head) | Steel | Black Oxide | 1/8 | 1/8 black square hd steel plug | 1450 |
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| TownCountry | AR | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/4 | pipe plug square head black | 100 |
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| Endries | WI | Pipe Plugs (Square Head) | Steel | Galvanized | 3/8 | 3/8 square head plug galv sch 40 | 45 |
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| Endries | WI | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/2 | 1/2 npt square hd plug steel black | 6 |
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| Endries | WI | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 3/4 | 3/4 npt square hd plug steel black | 5 |
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| Endries | WI | Pipe Plugs (Square Head) | 316, 317, A4 Stainless | Plain / Furnace Black | 3/4-14 x .627 | 3/4-14 extl .627 sq shor t pipe plug .470 hd-ht 1.11l stainless 316 | 200 |
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| METRO IND | OH | Pipe Plugs (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 1 | 1 sq reg pipe plug npt s/s | 10 |
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| METRO IND | OH | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 1 | 1 sq reg pipe plug npt | 20 |
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| TownCountry | AR | Pipe Plugs (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 1/8 | pipe plug square head 18-8 304 18-8 | 2 |
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| SII | IN | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/8 | 1/8 npt class150 squarehead solid plug merchant steel/black) | 30 |
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| SII | IN | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/4 | 1/4 npt class150 squarehead solid plug merchant steel/black) | 5 |
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| SII | IN | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 3/8 | 3/8 npt class150 squarehead solid plug merchant steel/black) | 70 |
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| SII | IN | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/2 | 1/2 npt class150 squarehead solid plug merchant steel/black) | 3 |
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| SII | IN | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 3/4 | 3/4 npt class150 squarehead solid plug merchant steel/black) | 39 |
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| SII | IN | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1 | 1 npt class150 squarehead solid plug merchant steel/black) | 13 |
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| FTS | OH | Pipe Plugs (Square Head) | Iron | Plain / Furnace Black | 3/4-14 | ext square hd pipe plug solid iron | 385 |
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| ISSCO | MO | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 3/4-14 | external square drive | 132 |
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| ISSCO | MO | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 1/8-27 | external square drive | 7200 |
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| SIS | AZ | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 1/8 | 1/8 square head pipe plug brass plain | 5 |
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| SIS | AZ | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 3/8 | 3/8 square head pipe plug brass plain | 7 |
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| SIS | AZ | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 1/2 | 1/2 square head pipe plug brass plain | 5 |
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| SIS | AZ | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 3/4 | 3/4 square head pipe plug brass plain | 5 |
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| SIS | AZ | Pipe Plugs (Square Head) | Iron | Black Oxide | 1/8 | square head pipe plug black malleable | 70 |
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| SIS | AZ | Pipe Plugs (Square Head) | Iron | Black Oxide | 1/4 | square head pipe plug black malleable | 25 |
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| SIS | AZ | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 1/2 | nptf square head plug | 145 |
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| SIS | AZ | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 3/4-14 | nptf square head pipe plug | 645 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 1/8 | 1/8 brass pipe plugs square | 22 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 3/4 | 3/4 brass pipe plugs square | 1 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | Brass | Plain / Furnace Black | 1 | 1 brass pipe plugs square | 1 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/8 | 1/8 square pipe plugs | 25 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/4 | 1/4 square pipe plugs | 25 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 3/8 | 3/8 square pipe plugs | 15 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 1 1/4 | 1 1/4 stainless square pipe plug | 1 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 1/4 | 1/4 stainless square pipe plug | 9 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/2 | 1/2 square pipe plugs | 51 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 3/4 | 3/4 square pipe plugs | 19 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | Iron | Plain / Furnace Black | 1 | 1 mall square pipe plugs | 7 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1 1/4 | 1 1/4 square pipe plugs | 5 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1 1/2 | 1 1/2 square pipe plugs | 5 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 2 1/2 | 2 1/2 mall. square pipe plug | 21 |
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| B & K FAST | PA | Pipe Plugs (Square Head) | 300 Stainless (A1,A2, 18-8,304,310 etc.) | Plain / Furnace Black | 1 | 1 stainless sq pipe plugs | 7 |
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| General F | MI | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1.25 | 1.25 square plug black | 2000 |
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| BHAM | AL | Pipe Plugs (Square Head) | Steel | Black Oxide | fitting 1-1/2 blk sq.hd pipe plug | 14 |
| |
| BHAM | AL | Pipe Plugs (Square Head) | Steel | Black Oxide | fitting 1 blk square hd pipe plug | 12 |
| |
| BHAM | AL | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/2-14 | square hd pipe plug | 60 |
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| BoltCraft | NE | Pipe Plugs (Square Head) | Steel | Black Oxide | 1 | 1 black square head cored pipe plug | inquire |
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| BoltCraft | NE | Pipe Plugs (Square Head) | Steel | Black Oxide | 2 | 2 black square head cored pipe plug | inquire |
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| OBRIEN | OH | Pipe Plugs (Square Head) | Steel | Galvanized | 1 | 1 npt square hd pipe plug | 2 |
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| THRDFAST | FL | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1 1/2-11 1/2 | sq head pipe plug | 10 |
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| THRDFAST | FL | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1 1/4-11 1/2 | sq head pipe plug | 6 |
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| THRDFAST | FL | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/2-14 | sq head pipe plug | 5 |
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| THRDFAST | FL | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1 | 1in sq head pipe plug | 3 |
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| THRDFAST | FL | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 2-11 1/2 | sq head pipe plug | 1 |
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| THRDFAST | FL | Pipe Plugs (Square Head) | Steel | Plain / Furnace Black | 1/8 | -npt sq head pipe plug | 6 |
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| THRDFAST | TN | Pipe Plugs (Square Head) | Steel | Galvanized | 1/4 | -npt sq head pipe plug | 4 |
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| SIS | AZ | Pipe Plugs (Square Head) | Steel | Zinc/Clear | 3/4-14 | npt recessed square pipe plug | 1500 |
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