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Square Head Plugs, All ASME Grades of Steel

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.

No results for Grade B7, but 200 Grade B7 items displayed. For Grade B7, click here.

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SupplierLocTypeMaterialFinishSizeDescriptionQty 
JacksonMSPipe Plugs (Square Head)SteelZinc/Clear3/4-14 nptf square recess countersunk pipe plug4418
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JacksonMSPipe Plugs (Square Head)SteelPlain1/8npt1/8 npt plug solid square head pipe171
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JacksonMSPipe Plugs (Square Head)SteelPlain1/8npt1/8 npt plug solid square head pipe dom..24
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JacksonMSPipe Plugs (Square Head)SteelPlain1/4npt1/4 npt plug solid square head pipe155
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JacksonMSPipe Plugs (Square Head)SteelPlain1/4npt1/4 npt plug solid square head pipe dom..7
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JacksonMSPipe Plugs (Square Head)SteelPlain3/8npt3/8 npt plug solid square head pipe201
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JacksonMSPipe Plugs (Square Head)SteelPlain1/2npt1/2 npt plug solid square head pipe289
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JacksonMSPipe Plugs (Square Head)SteelPlain3/4npt3/4 npt plug solid square head pipe130
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TownCountryARPipe Plugs (Square Head)SteelGalvanized1/8pipe plug square head30
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TownCountryARPipe Plugs (Square Head)SteelGalvanized1/4pipe plug square head25
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WeaverWAPipe Plugs (Square Head)SteelGalvanized1/21/2 pipe sq plug galvanized229
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WeaverWAPipe Plugs (Square Head)SteelGalvanized11 pipe sq plug galvanized25
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WeaverWAPipe Plugs (Square Head)SteelGalvanized1 1/41 1/4 pipe sq plug galvanized24
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WeaverWAPipe Plugs (Square Head)SteelPlain1 1/21 1/2 pipe sq plug forged steel4
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WeaverWAPipe Plugs (Square Head)SteelGalvanized1 1/21 1/2 pipe sq plug galvanized8
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WeaverWAPipe Plugs (Square Head)SteelGalvanized22 pipe sq plug galvanized7
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WeaverWAPipe Plugs (Square Head)SteelPlain33 pipe sq plug black5
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WeaverWAPipe Plugs (Square Head)SteelGalvanized33 pipe sq plug galvanized4
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TownCountryARPipe Plugs (Square Head)SteelPlain1/8pipe plug square head black23
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TownCountryARPipe Plugs (Square Head)SteelGalvanized1/2pipe plug square head43
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TownCountryARPipe Plugs (Square Head)SteelBlack Oxide3/4pipe plug square head black #444752200
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TownCountryARPipe Plugs (Square Head)SteelZinc/Yellow11 pipe plug square head1224
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TownCountryARPipe Plugs (Square Head)SteelPlain33 pipe plug square head black4
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TownCountryARPipe Plugs (Square Head)SteelPlain4square head pipe plug black8
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JacksonMSPipe Plugs (Square Head)SteelPlain1/2-14plug square countersunk888
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JacksonMSPipe Plugs (Square Head)SteelPlain1-11.5plug square countersunk243
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TownCountryARPipe Plugs (Square Head)SteelZinc/Clear22 pipe plug square head zinc9
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TownCountryARPipe Plugs (Square Head)Steel1/21/2 pipe plug square head steel black250
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METRO INDOHPipe Plugs (Square Head)Steel3/4-143/4-14 sq reg pipe plug npt steel60
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METRO INDOHPipe Plugs (Square Head)SteelPlain11 sq reg pipe plug npt50
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METRO INDOHPipe Plugs (Square Head)SteelPlain1 1/4sq reg pipe plug npt15
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METRO INDOHPipe Plugs (Square Head)SteelPlain1/2-14sq reg pipe plug npt130
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METRO INDOHPipe Plugs (Square Head)SteelPlain1/4-18sq reg pipe plug npt200
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METRO INDOHPipe Plugs (Square Head)SteelPlain1/8-27sq reg pipe plug npt100
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METRO INDOHPipe Plugs (Square Head)SteelPlain22 sq reg pipe plug npt7
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METRO INDOHPipe Plugs (Square Head)SteelPlain2 1/2sq reg pipe plug npt4
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METRO INDOHPipe Plugs (Square Head)SteelPlain3/8-18sq reg pipe plug npt57
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METRO INDOHPipe Plugs (Square Head)SteelGalvanized11 sq reg pipe plug npt .55
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METRO INDOHPipe Plugs (Square Head)SteelGalvanized1 1/2sq reg pipe plug npt .5
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METRO INDOHPipe Plugs (Square Head)SteelGalvanized1 1/4sq reg pipe plug npt .10
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METRO INDOHPipe Plugs (Square Head)SteelGalvanized1/2-14sq reg pipe plug npt .73
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METRO INDOHPipe Plugs (Square Head)SteelGalvanized1/4-18sq reg pipe plug npt .107
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METRO INDOHPipe Plugs (Square Head)SteelGalvanized1/8-27sq reg pipe plug npt .338
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METRO INDOHPipe Plugs (Square Head)SteelGalvanized22 sq reg pipe plug npt .9
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METRO INDOHPipe Plugs (Square Head)SteelGalvanized3/4-14sq reg pipe plug npt .31
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METRO INDOHPipe Plugs (Square Head)SteelGalvanized3/8-18sq reg pipe plug npt .280
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METRO INDOHPipe Plugs (Square Head)SteelGalvanized1 1/2-11sq reg pipe plug bspt20
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METRO INDOHPipe Plugs (Square Head)SteelGalvanized2 1/2-11sq reg pipe plug pt15
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YANKEENHPipe Plugs (Square Head)SteelZinc/Clear3/4 x 5/83/4 x 5/8 npt plug-square drive-zinc plated2
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EndriesWIPipe Plugs (Square Head)SteelZinc/Clear1/81/8 thread square head pipe plug tri clr zinc 120 wh/144 red rust3390
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EndriesWIPipe Plugs (Square Head)SteelZinc/Clear3/43/4 steel square head thread cored pipe plug galvanized or zinc130
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EndriesWIPipe Plugs (Square Head)Grade 81/41/4 square head pipe plug carp alloy #2016
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EndriesWIPipe Plugs (Square Head)SteelPlain3/4 x 1503/4 150# cast iron square head pipe plug cored black50
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EndriesWIPipe Plugs (Square Head)SteelPlain11 npt plug square hd red3100
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EndriesWIPipe Plugs (Square Head)SteelPlain2 1/2 x 1252-1/2 125# cast iron square countersink thread plug black7
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EndriesWIPipe Plugs (Square Head)SteelGalvanized3/43/4 pipe plug square head stl galv15
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EndriesWIPipe Plugs (Square Head)SteelGalvanized1 1/41-1/4 pipe plug square head class 150 stl galv4
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EndriesWIPipe Plugs (Square Head)SteelZinc/Clear11in steel thread solid square head plug zinc158
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EndriesWIPipe Plugs (Square Head)SteelZinc/Yellow1/21/2 150# steel thread square head countersink plug yellow zinc500
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BHAMALPipe Plugs (Square Head)SteelPlain3/4-143/4-14 square head pipe plug609
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TownCountryARPipe Plugs (Square Head)SteelBlack Oxide3/8pipe plug square head black #445686200
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NAPPCOTXPipe Plugs (Square Head)SteelPlain22 inch forged steel sq head plug 5
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NAPPCOTXPipe Plugs (Square Head)SteelZinc/Clear1/8-27sqhd pipeplug steel zp 1/8-27 2263
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NAPPCOTXPipe Plugs (Square Head)SteelBlack Oxide1 1/21-1/2 black sq hd steel plug 18
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NAPPCOTXPipe Plugs (Square Head)SteelBlack Oxide1/41/4 black sq hd steel plug 40
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NAPPCOTXPipe Plugs (Square Head)SteelBlack Oxide3/83/8 black sq hd steel plug 20
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NAPPCOTXPipe Plugs (Square Head)SteelBlack Oxide1/21/2 black sq hd steel plug 20
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NAPPCOTXPipe Plugs (Square Head)SteelBlack Oxide1/81/8 black sq hd steel plug 19
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NAPPCOTXPipe Plugs (Square Head)SteelBlack Oxide1 1/41-1/4 black sq hd steel plug 5
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NAPPCOTXPipe Plugs (Square Head)SteelBlack Oxide1/21/2 npt black square head w/flange plug 598
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ACCURATEILPipe Plugs (Square Head)SteelPlain3/4sq pipe plugs black4
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ACCURATEILPipe Plugs (Square Head)SteelPlain1/2square pipe plug black96
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ACCURATEILPipe Plugs (Square Head)SteelPlain1/4square pipe plug external square35
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EndriesWIPipe Plugs (Square Head)SteelBlack Oxide1/2-141/2-14 steel thread square he plug black solid357
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OneMonroeNCPipe Plugs (Square Head)SteelZinc/Clear1/21/2 sq. hd. pipe plug dryseal plated4
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OneMonroeNCPipe Plugs (Square Head)SteelGalvanized1/41/4 galv sq hd zinc plated steel plug20
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OneMonroeNCPipe Plugs (Square Head)Steel1/21/2 ctr/sk sq steel plug-black10
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NutsBoltsNEPipe Plugs (Square Head)SteelPlain1/81/8 steel square head pipe plug30
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NutsBoltsNEPipe Plugs (Square Head)SteelPlain1/41/4 steel square head pipe plug45
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NutsBoltsNEPipe Plugs (Square Head)SteelPlain3/83/8 steel square head pipe plug180
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NutsBoltsNEPipe Plugs (Square Head)SteelPlain1/21/2 steel square head pipe plug80
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NutsBoltsNEPipe Plugs (Square Head)SteelBlack Oxide1 1/21 1/2 black square head pipe plug9
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NutsBoltsNEPipe Plugs (Square Head)SteelBlack Oxide22 black square head pipe plug6
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NutsBoltsNEPipe Plugs (Square Head)SteelBlack Oxide11 black square head pipe plug26
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NutsBoltsNEPipe Plugs (Square Head)SteelBlack Oxide1 1/41 1/4 black square head pipe plug12
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NutsBoltsNEPipe Plugs (Square Head)SteelBlack Oxide3/43/4 black square head pipe plug21
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NutsBoltsNEPipe Plugs (Square Head)SteelGalvanized3/83/8 galv square head pipe plug7
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NutsBoltsNEPipe Plugs (Square Head)SteelGalvanized1/81/8 galv square head pipe plug19
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NutsBoltsNEPipe Plugs (Square Head)SteelGalvanized1/21/2 galv square head pipe plug20
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NutsBoltsNEPipe Plugs (Square Head)SteelGalvanized3/43/4 galv square head pipe plug5
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NutsBoltsNEPipe Plugs (Square Head)SteelGalvanized11 galv square head pipe plug5
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NutsBoltsNEPipe Plugs (Square Head)SteelGalvanized1/41/4 galv square head pipe plug15
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LibertyILPipe Plugs (Square Head)SteelGalvanized1/4-181/4-18 square head pipe plug galvanized50
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Future FastenerTXPipe Plugs (Square Head)SteelGalvanized3/43/4 npt square head pipe plug hdg100
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Future FastenerTXPipe Plugs (Square Head)SteelGalvanized1/81/8 npt square head pipe plug hdg26
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Future FastenerTXPipe Plugs (Square Head)SteelBlack Oxide1/81/8 npt square head pipe plug blk200
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Future FastenerTXPipe Plugs (Square Head)SteelBlack Oxide1 1/21 1/2 npt square head pipe plug blk13
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Future FastenerTXPipe Plugs (Square Head)SteelPlain3/83/8 npt square hd pipe plug platic (p38)235
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Future FastenerTXPipe Plugs (Square Head)SteelBlack Oxide11 square hd pipe plug blk10
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Future FastenerTXPipe Plugs (Square Head)SteelPlain3/83/8 square hd pipe plug1734
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Future FastenerTXPipe Plugs (Square Head)SteelPlain3/43/4 npt square head pipe plug (blk)127
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Future FastenerTXPipe Plugs (Square Head)SteelGalvanized1/21/2 npt square hd pipe plug hdg16
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Future FastenerTXPipe Plugs (Square Head)SteelZinc/Clear1/41/4 npt square head pipe plug plt150
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BHAMALPipe Plugs (Square Head)SteelGalvanized3/83/8 square hd pipe plug galv24
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BHAMALPipe Plugs (Square Head)SteelPlain1/81/8 square head plug15
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EndriesWIPipe Plugs (Square Head)SteelBlack Oxide1/81/8 black square hd steel plug1450
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TownCountryARPipe Plugs (Square Head)SteelPlain1/4pipe plug square head black100
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EndriesWIPipe Plugs (Square Head)SteelPlainsqr-3/4-14-20 ribbed square plug2319
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EndriesWIPipe Plugs (Square Head)SteelGalvanized3/83/8 square head plug galv sch 4045
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EndriesWIPipe Plugs (Square Head)SteelPlain1/21/2 npt square hd plug steel black6
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EndriesWIPipe Plugs (Square Head)SteelPlain3/43/4 npt square hd plug steel black5
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ManscoMIPipe Plugs (Square Head)SteelGalvanized11 square hd pipe plug reg core usa 40/box12
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ManscoMIPipe Plugs (Square Head)SteelBlack Oxide1/2square hd pipe plug stl black usa 1/box62
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ManscoMIPipe Plugs (Square Head)SteelGalvanized3/4square hd pipe plug stl reg core usa 70/box60
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ManscoMIPipe Plugs (Square Head)SteelBlack Oxide3/8square hd pipe plug black usa 75/box82
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SIIINPipe Plugs (Square Head)SteelPlain1/81/8 npt class150 squarehead solid plug merchant steel/black)30
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SIIINPipe Plugs (Square Head)SteelPlain1/41/4 npt class150 squarehead solid plug merchant steel/black)5
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SIIINPipe Plugs (Square Head)SteelPlain3/83/8 npt class150 squarehead solid plug merchant steel/black)70
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SIIINPipe Plugs (Square Head)SteelPlain1/21/2 npt class150 squarehead solid plug merchant steel/black)3
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SIIINPipe Plugs (Square Head)SteelPlain3/43/4 npt class150 squarehead solid plug merchant steel/black)39
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SIIINPipe Plugs (Square Head)SteelPlain11 npt class150 squarehead solid plug merchant steel/black)13
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MidStatesMIPipe Plugs (Square Head)SteelPlain1 1/4square hd pipe plug1
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MidStatesMIPipe Plugs (Square Head)SteelPlain22 square hd pipe plug1
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WDMBIAPipe Plugs (Square Head)SteelZinc/Clearpipe plug square hd b16.14 st (zn) 1/2 solid (W010) (W010)450
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NorthernMNPipe Plugs (Square Head)SteelPlains/o 1/2 sq hd plug 3000# forgedsteel34
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NorthernMNPipe Plugs (Square Head)SteelPlains/o 3/4 sq hd plug 3000# forgedsteel13
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NorthernMNPipe Plugs (Square Head)SteelPlains/o 5 sq hd bar plug blk150# mallable10
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NorthernMNPipe Plugs (Square Head)SteelPlains/o 1-1/2 sq hd plug forgedsteel46
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NorthernMNPipe Plugs (Square Head)SteelGalvanizeds/o 1/8 square hd steel plug gal30
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NorthernMNPipe Plugs (Square Head)SteelGalvanizeds/o 1-1/4 square hd plug galv25
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NorthernMNPipe Plugs (Square Head)SteelPlains/o 1-1/4 sq hd plug 3000# forgedsteel10
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NorthernMNPipe Plugs (Square Head)SteelGalvanizeds/o 1 square hd plug galv79
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NorthernMNPipe Plugs (Square Head)SteelPlains/o 1 sq hd plug 3000# forgedsteel13
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DeltaTXPipe Plugs (Square Head)SteelPlain1/4-18square hd solid pipe plug plain 1/4-18265
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DeltaTXPipe Plugs (Square Head)SteelZinc/Clear3/8-18square hd solid pipe plug zinc 3/8-18476
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DeltaTXPipe Plugs (Square Head)SteelZinc/Clear1/8-27square hd solid pipe plug zinc 1/8-275889
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DeltaTXPipe Plugs (Square Head)SteelPlain1/8-27square hd solid pipe plug plain 1/8-271483
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DeltaTXPipe Plugs (Square Head)SteelZinc/Clear1/4-18square hd hollow pipe plug zinc 1/4-181037
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DeltaTXPipe Plugs (Square Head)SteelPlain1/16-27square hd solid pipe plug plain 1/16-272573
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DeltaTXPipe Plugs (Square Head)SteelZinc/Clear1/4-18square hd solid pipe plug zinc 1/4-18915
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DeltaTXPipe Plugs (Square Head)SteelPlain3/8-18square hd solid pipe plug plain 3/8-181240
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DeltaTXPipe Plugs (Square Head)SteelZinc/Clear1/16-27square hd solid pipe plug zinc 1/16-272216
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DeltaTXPipe Plugs (Square Head)SteelPlain1/8-27square hd hollow pipe plug plain 1/8-272500
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DeltaTXPipe Plugs (Square Head)SteelPlain1/2-14square hd hollow pipe plug plain 1/2-14476
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DeltaTXPipe Plugs (Square Head)SteelZinc/Clear1 1/2-11.5sq hd hollow pipe plug zinc 1 1/2-11.5109
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DeltaTXPipe Plugs (Square Head)SteelZinc/Clear1/2-14square hd solid pipe plug zinc 1/2-14225
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DeltaTXPipe Plugs (Square Head)SteelPlain3/4-14square hd solid pipe plug plain 3/4-1468
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DeltaTXPipe Plugs (Square Head)SteelZinc/Clear1/2-14square hd hollow pipe plug zinc 1/2-141210
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DeltaTXPipe Plugs (Square Head)SteelZinc/Clear1 1/4-11.5square hd sol. pipe plug zinc 1 1/4-11.551
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DeltaTXPipe Plugs (Square Head)SteelZinc/Clear1-11.5square hd solid pipe plug zinc 1-11.5255
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WDMBIAPipe Plugs (Square Head)SteelZinc/Clearpipe plug square hd b16.14 st (zn) 3/8 solid (W010)3,000
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WDMBIAPipe Plugs (Square Head)SteelZinc/Clearplug pipe square st (zn) 3/4npt (W000)1,500
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WDMBIAPipe Plugs (Square Head)SteelBlack Oxidepipe plug square hd cored 150 mi black 2.0npt (W010)55
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WDMBIAPipe Plugs (Square Head)SteelPlainplug pipe sq steel 445686 k c5770420
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WDMBIAPipe Plugs (Square Head)SteelPlain1/4plug short sq steel 444734 u c5769 1/4331
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WDMBIAPipe Plugs (Square Head)SteelBlack Oxidepipe plug square hd solid 150 st black 1/8npt100
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QFCTXPipe Plugs (Square Head)SteelPlain1/21/2 square hd cored plug black2
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QFCTXPipe Plugs (Square Head)SteelZinc/Clear1/41/4 pipe plug ext square zinc881
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ISSCOMOPipe Plugs (Square Head)SteelZinc/Clear3/4-14external square drive132
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ISSCOMOPipe Plugs (Square Head)SteelZinc/Clear1/8-27external square drive7200
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B & K FASTPAPipe Plugs (Square Head)SteelPlain1/81/8 square pipe plugs25
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B & K FASTPAPipe Plugs (Square Head)SteelPlain1/41/4 square pipe plugs25
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B & K FASTPAPipe Plugs (Square Head)SteelPlain3/83/8 square pipe plugs15
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B & K FASTPAPipe Plugs (Square Head)SteelPlain1/21/2 square pipe plugs51
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B & K FASTPAPipe Plugs (Square Head)SteelPlain3/43/4 square pipe plugs19
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B & K FASTPAPipe Plugs (Square Head)SteelPlain1 1/41 1/4 square pipe plugs5
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B & K FASTPAPipe Plugs (Square Head)SteelPlain1 1/21 1/2 square pipe plugs5
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B & K FASTPAPipe Plugs (Square Head)SteelPlain2 1/22 1/2 mall. square pipe plug21
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General FMIPipe Plugs (Square Head)SteelPlain1.251.25 square plug black2000
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General FMIPipe Plugs (Square Head)SteelBlack Oxide.75.75 cored sq pipe plug blk5
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QFCTXPipe Plugs (Square Head)SteelPlain1/81/8 pipe plug ext square917
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AssociatePAPipe Plugs (Square Head)SteelZinc/Clear1/4sq head pipe plug7,748
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DeltaTXPipe Plugs (Square Head)SteelZinc/Clear3/4-14square hd solid pipe plug zinc 3/4-1480
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BHAMALPipe Plugs (Square Head)SteelBlack Oxidefitting 1-1/2 blk sq.hd pipe plug14
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BHAMALPipe Plugs (Square Head)SteelBlack Oxidefitting 1 blk square hd pipe plug12
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BHAMALPipe Plugs (Square Head)SteelPlain1/2-14square hd pipe plug60
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BoltCraftNEPipe Plugs (Square Head)SteelBlack Oxide11 black square head cored pipe pluginquire
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BoltCraftNEPipe Plugs (Square Head)SteelBlack Oxide22 black square head cored pipe pluginquire
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OBRIENOHPipe Plugs (Square Head)SteelGalvanized11 npt square hd pipe plug2
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THRDFASTFLPipe Plugs (Square Head)SteelPlain1 1/2-11 1/2sq head pipe plug10
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THRDFASTFLPipe Plugs (Square Head)SteelPlain1 1/4-11 1/2sq head pipe plug6
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THRDFASTFLPipe Plugs (Square Head)SteelPlain1/2-14sq head pipe plug5
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THRDFASTFLPipe Plugs (Square Head)SteelPlain11in sq head pipe plug3
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THRDFASTFLPipe Plugs (Square Head)SteelPlain2-11 1/2sq head pipe plug1
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THRDFASTFLPipe Plugs (Square Head)SteelPlain1/8-npt sq head pipe plug6
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THRDFASTTNPipe Plugs (Square Head)SteelGalvanized1/4-npt sq head pipe plug4
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SISAZPipe Plugs (Square Head)SteelZinc/Clear3/4-14npt recessed square pipe plug1500
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THRDFASTALPipe Plugs (Square Head)SteelPlain2 1/2square hd pipe plug85
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WSBKYPipe Plugs (Square Head)SteelPlain3/8-18plug pipe sq sch 80 (304) 3/8-18320
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All SizeTXPipe Plugs (Square Head)SteelGalvanized22 square plug galv6
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All SizeTXPipe Plugs (Square Head)SteelBlack Oxide33 square plug black pipe fitting15
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All SizeTXPipe Plugs (Square Head)SteelBlack Oxide1 1/41 1/4 square plug sch 80 black pipe fitting19
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All SizeTXPipe Plugs (Square Head)SteelBlack Oxide11 square plug sch 80 black pipe fitting5
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All SizeTXPipe Plugs (Square Head)SteelBlack Oxide1 1/21-1/2 square plug sch 80 black pipe fitting5
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All SizeTXPipe Plugs (Square Head)SteelBlack Oxide22 square plug sch 80 black pipe fitting2
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WurthINPipe Plugs (Square Head)SteelZinc/Yellow1/2-141/2-14 square hd pipe plug forged 3000# trivalent zinc/yellow 3000 psi6,422
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WurthINPipe Plugs (Square Head)SteelZinc/Yellow1 1/21-1/2 square hd pipe plug forged 3000# trivalent zinc/yellow 3000psi514
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WurthINPipe Plugs (Square Head)SteelZinc/Yellow2-11.52-11.5 square hd pipe plug forged 3000# trivalent zinc/yellow 3000 psi224
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Valley NuWAPipe Plugs (Square Head)SteelPlain3/4square hd plug11
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Valley NuWAPipe Plugs (Square Head)SteelPlain11 bmi 150# square hd plug1
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