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Square Nuts , Galvanized
Square Nuts are just four-sided nuts, but compared to standard hex nuts, square nuts have a greater surface in contact with the part being fastened, and therefore provide greater resistance to loosening. Square nuts are typically mated with square-headed bolts.
134 results, (click on any line for more information)
| Buy Square Nuts from one of our FCH Network Members | ||||||||
|---|---|---|---|---|---|---|---|---|
| Supplier | Loc | Type | Material | Finish | Size | Description | Qty | |
| Jackson | MS | Square Nut | Steel | Galvanized | 3/4 | nc square nut hdg | 141 |
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| Jackson | MS | Square Nut | Steel | Galvanized | 1 | 1 nc square nut hdg | 70 |
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| Jackson | MS | Square Nut | Steel | Galvanized | 1/2 | nc square nut hdg | 1522 |
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| YANKEE | NH | Square Nut | Steel | Galvanized | 5/8-11 | square nut hot-dipped | 350 |
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| Hayes | CA | Square Nut | Steel | Galvanized | 1/4-20 | 1/4-20 square nut hdg | 13 |
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| Hayes | CA | Square Nut | Steel | Galvanized | 1-8 | 1-8 square nut hdg | 4 |
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| Hayes | CA | Square Nut | Steel | Galvanized | 7/8-9 | 7/8-9 square nut hdg | 155 |
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| BHAM | AL | Square Nut | Steel | Galvanized | 7/8-9 | 7/8-9 reg. square nuts hdg b18.2.2 | 9 |
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| BHAM | AL | Square Nut | Steel | Galvanized | 1-8 | 1-8 reg sq nut hdg b18.2.2 | 105 |
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| Cal Fastenrs | CA | Square Nut | Steel | Galvanized | 1/2-13 | square nut square nut | 992 |
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| CIF | IL | Square Nut | Grade 2 | Galvanized | 3/4-10 | 3/4-10 square nut grade 2 hot dip galvanized (370) (370) (265) () | 265 |
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| CIF | IL | Square Nut | Steel | Galvanized | 1/2-13 x 1.25 | 1/2-13 square nutx1.25 across flats and 0.31 thick steel mechanical galvinized (22817) (22817) (22819) () | 22819 |
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| ASMC | IL | Square Nut | Grade 2 | Galvanized | 3/4-10 | coarse gr2 regular square nut low carb hdg | 135 |
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| ASMC | IL | Square Nut | Grade 2 | Galvanized | 1/2-13 | coarse gr2 regular square nut low carb hdg | 84 |
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| ASMC | IL | Square Nut | Grade 2 | Galvanized | 7/16-14 | coarse gr2 regular square nut low carb hdg | 600 |
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| ASMC | IL | Square Nut | Grade 2 | Galvanized | 5/16-18 | coarse gr2 regular square nut low carb hdg | 65 |
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| ASMC | IL | Square Nut | Grade 2 | Galvanized | 1/4-20 | coarse gr2 regular square nut low carb hdg | 2,250 |
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| ASMC | IL | Square Nut | Grade 2 | Galvanized | 3/8-16 | coarse gr2 regular square nut low carb hdg | 1,508 |
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| GLF | OH | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 square nut stl hdg b18.2.2 () () | 2755 |
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| Ababa | CA | Square Nut | Steel | Galvanized | 1-8 | 1-8 sq nut stl hdg b18.2.2 | 198 |
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| Ababa | CA | Square Nut | Steel | Galvanized | 1/4-20 | 1/4-20 sq nut stl hdg b18.2.2 | 74 |
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| Ababa | CA | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 sq nut stl hdg b18.2.2 | 80 |
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| Hodell | OH | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 square nut h.d.galv | 200 |
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| Hodell | OH | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 square nut h.d.galv | 200 |
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| Hodell | OH | Square Nut | Steel | Galvanized | 3/8-16 | 3/8-16 square nut hdg | 190 |
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| Hodell | OH | Square Nut | Steel | Galvanized | 3/8-16 | 3/8-16 square nut h.d.galv 37cnsqg | 190 |
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| Komar | IL | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 reg square nut(1 1/8x21/32) h.d.g. | 500 |
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| Hodell | OH | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 heavy square nut hot dipped galv. () | 71 |
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| Hodell | OH | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 square nut h.d.galv 50cnsqg () | 5 |
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| Hodell | OH | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 square nut hdg () | 5 |
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| American | NY | Square Nut | Steel | Galvanized | 5/8-11 | square nut hdg | 200 |
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| American | NY | Square Nut | Steel | Galvanized | 7/8-9 | square nut hdg | 200 |
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| American | NY | Square Nut | Steel | Galvanized | 1/2-13 | square nut hot dipped | 500 |
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| American | NY | Square Nut | Steel | Galvanized | 1 1/4 | square nut hot dipped | 57 |
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| Alma Bolt | MI | Square Nut | Steel | Galvanized | 5/8-11 | hdg square nut | 500 |
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| Alma Bolt | MI | Square Nut | Steel | Galvanized | 3/8-16 | 3/8-16 hdg square nut | 358 |
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| Fastener | OH | Square Nut | Grade 2 | Galvanized | 5/8-11 | square nut 5/8-11 grade 2 hot dipped galvanized | 385 |
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| XL Screw | GA | Square Nut | Steel | Galvanized | 1-8 .024 o.s. | regular square nuts hdg | 130 |
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| XL Screw | GA | Square Nut | Steel | Galvanized | 3/4-10 .020 o.s. | regular square nuts hdg | 300 |
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| XL Screw | GA | Square Nut | Steel | Galvanized | 1/2-13 .018 o.s. | regular square nuts hdg | 800 |
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| XL Screw | GA | Square Nut | Steel | Galvanized | 5/8-11 .020 o.s. | regular square nuts hdg | 450 |
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| XL Screw | GA | Square Nut | Steel | Galvanized | 7/8-9 .022 o.s. | regular square nuts hdg | 200 |
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| SWACO | OH | Square Nut | Grade 2 | Galvanized | 5/8-11 | 5/8-11 sq nuts grade 2 hdg | 195 |
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| Global | CA | Square Nut | Grade 2 | Galvanized | nut square 5/8-11 unc thread .547in h hot dip | 1 |
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| NutsBolts | NE | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 square nut hdg | 2766 |
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| NutsBolts | NE | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 heavy sq nut hdg | 23640 |
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| Empire | WA | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 nc reg square nut gal | 140 |
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| Komar | IL | Square Nut | Steel | Galvanized | 3/4-10 | reg square nut(1 1/8x21/32) h.d.g. | 500 |
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| HBBOLT | CA | Square Nut | Steel | Galvanized | 5/8-11 | square nut h.d.galv. | 20 |
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| JET FITTING | CA | Square Nut | Grade 2 | Galvanized | 5/8-11 | 5/8-11 sq nuts grade 2 hdg 238040 b18.2.2 | 195 |
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| Delta | TX | Square Nut | Steel | Galvanized | 1/4-20 | fin square nut steel hdg 1/4-20 | 215 |
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| Delta | TX | Square Nut | Steel | Galvanized | 3/8-16 | fin square nut stl hdg 3/8-16 | 3593 |
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| Delta | TX | Square Nut | Steel | Galvanized | 1/2-13 | fin square nut stl hdg 1/2-13 | 250 |
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| Delta | TX | Square Nut | Steel | Galvanized | 5/8-11 | square nut w/spec bevel hdg 5/8-11 (WITH CENTERS CONVAVE (1 SQUARE X 1/4 THICK)) | 396 |
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| QCS | OR | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 regular square nut hot dip galv. | 800 |
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| Fastener | OH | Square Nut | Steel | Galvanized | 3/4-10 | square nut 3/4-10 hot dipped galvanized | 54 |
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| QFC | TX | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 square nut galvanized b18.2.2 | 746 |
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| QFC | TX | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 square nut galvanized b18.2.2 | 438 |
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| QFC | TX | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 square nut galvanized b18.2.2 | 2 |
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| QFC | TX | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 square nut hdg domestic b18.2.2 | 74486 |
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| QFC | TX | Square Nut | Steel | Galvanized | 7/8-9 | 7/8-9 square nut galvanized b18.2.2 | 1395 |
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| QFC | TX | Square Nut | Steel | Galvanized | 1/2-13 x .018 | 1/2-13 square nut hdg .018 o/s 100% domestic b18.2.2 | 12440 |
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| QFC | TX | Square Nut | Steel | Galvanized | 1/2-13 x .018 | 1/2-13 square nut hdg .018 o/s 100% domestic b18.2.2 | 343 |
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| QFC | TX | Square Nut | Steel | Galvanized | 1/2-13 x .018 | 1/2-13 square nut hdg .018 o/s 100% domestic b18.2.2 | 8728 |
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| QFC | TX | Square Nut | Steel | Galvanized | 1/2-13 x .018 | 1/2-13 square nut hdg .018 o/s 100% domestic b18.2.2 | 116165 |
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| QFC | TX | Square Nut | Steel | Galvanized | 1/2-13 x .018 | 1/2-13 square nut hdg .018 o/s 100% domestic b18.2.2 | 70000 |
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| QFC | TX | Square Nut | Grade A | Galvanized | 3/8-16 | 3/8-16 square nut hdg a563a b18.2.2 | 1221 |
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| QFC | TX | Square Nut | Grade A | Galvanized | 3/8-16 | 3/8-16 square nut hdg a563a b18.2.2 | 80 |
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| QFC | TX | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 square nut hdg b18.2.2 | 604 |
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| QFC | TX | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 square nut hdg b18.2.2 | 698 |
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| QFC | TX | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 square nut hdg b18.2.2 | 75 |
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| QFC | TX | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 square nut hdg b18.2.2 | 560 |
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| QFC | TX | Square Nut | Steel | Galvanized | 1-8 | 1-8 square nut hdg b18.2.2 | 225 |
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| Hodell | OH | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 square nut hdg | 305 |
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| Hodell | OH | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 square nut mech galv | 185 |
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| Hodell | OH | Square Nut | Steel | Galvanized | 7/8-9 | 7/8-9 square nut h.d.galv 87cnsqg | 275 |
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| Hodell | OH | Square Nut | Steel | Galvanized | 7/8-9 | 7/8-9 square nut h.d.galv 87cnsqg | 275 |
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| Hodell | OH | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 square nut mech galv | 185 |
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| Hodell | OH | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 hvy square nut l/c/s h.d.galv. | 30 |
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| ISSCO | MO | Square Nut | Steel | Galvanized | 5/8-11 | regular h/d | 560 |
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| ISSCO | MO | Square Nut | Steel | Galvanized | 3/8-16 | regular h/d | 4000 |
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| MastBolt | OH | Square Nut | Steel | Galvanized | 3/4 | regular square nut | 225 pcs |
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| MastBolt | OH | Square Nut | Steel | Galvanized | 3/4 | regular square nut | 225 |
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| SIS | AZ | Square Nut | Steel | Galvanized | 3/8-16 | 3/8-16 square nut steel hot dip galvanized | 48141 |
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| SIS | AZ | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 square nut steel hot dip galv | 9516 |
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| SIS | AZ | Square Nut | Grade 5 | Galvanized | 5/8-11 | 5/8-11 square nut gr. 5 steel galv | 4052 |
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| SIS | AZ | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 square nut steel hot dip galvanzied | 83 |
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| SIS | AZ | Square Nut | Grade 5 | Galvanized | 3/4-10 | 3/4-10 square nut gr.5 steel galv | 1866 |
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| B & K FAST | PA | Square Nut | Steel | Galvanized | 1/4-20 | 1/4-20 galv square nuts b18.2.2 | 29075 |
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| TSF | TX | Square Nut | Grade 2 | Galvanized | 3/4-10 | 3/4-10 square nuts grade 2 hdg | 276 |
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| Kanebridge | IL | Square Nut | Steel | Galvanized | 1/4-20 | 1/4-20 regular square nut hot dipped galvanized | 50,000 |
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| Kanebridge | IL | Square Nut | Steel | Galvanized | 1-8 | 1-8 regular square nut hot dipped galvanized | 1.250 |
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| Kanebridge | IL | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 regular square nut hot dipped galvanized | 2.500 |
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| Kanebridge | IL | Square Nut | Steel | Galvanized | 3/8-16 | 3/8-16 regular square nut hot dipped galvanized | 17.500 |
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| Kanebridge | IL | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 regular square nut hot dipped galvanized | 7.500 |
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| Kanebridge | IL | Square Nut | Steel | Galvanized | 5/8-11 | 5/8-11 regular square nut hot dipped galvanized | 5,000 |
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| Kanebridge | IL | Square Nut | Steel | Galvanized | 7/8-9 | 7/8-9 regular square nut hot dipped galvanized | 1.250 |
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| Kanebridge | IL | Square Nut | Steel | Galvanized | 5/16-18 | 5/16-18 square nut regular galvanized | 10,000 |
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| QFC | TX | Square Nut | Grade A | Galvanized | 5/8-11 | 5/8-11 square nut a563 gr. a galvanized b18.2.2 | 190 |
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| QFC | TX | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 square concave nut hdg b18.2.2 | 148 |
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| QFC | TX | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 heavy square nut hdg b18.2.2 | 300 |
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| BHAM | AL | Square Nut | Steel | Galvanized | 7/8-9 | reg. square nuts hdg | 35 |
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| ZAL INDUS | CA | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 square nut h.d.g. | 2,630 |
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| ZAL INDUS | CA | Square Nut | Steel | Galvanized | 1/2-13 | 1/2-13 square nut h.d.g. | 2,250 |
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| ZAL INDUS | CA | Square Nut | Steel | Galvanized | 5/8-11 | 5/8-11 square nut h.d.g. | 335 |
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| Lippin | CA | Square Nut | Steel | Galvanized | 3/8-16 | 3/8-16 square nut hdg | 1500 |
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| Lippin | CA | Square Nut | Steel | Galvanized | 5/8-11 | 5/8-11 square nut hdg | 3151 |
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| Lippin | CA | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 square nut hdg | 190 |
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| FastWare | Sask | Square Nut | Grade 2 | Galvanized | 5/8-11 | nc square nut hdg | 84 |
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| CNB | IL | Square Nut | Grade 2 | Galvanized | 3/8-16 | square nut gr.2 hot dip | 15257 |
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| CNB | IL | Square Nut | Grade 2 | Galvanized | 1-8 | square nut tapped .021 over hot dipped | 33 |
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| CNB | IL | Square Nut | Grade 2 | Galvanized | 2 1/4-8 | square nut a194 h hot dipped to astm a-153 | 15 |
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| OBRIEN | OH | Square Nut | Steel | Galvanized | 3/8-16 | sq nut | 1200 |
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| OBRIEN | OH | Square Nut | Steel | Galvanized | 1/2-13 | square nut | 100 |
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| THRDFAST | FL | Square Nut | Steel | Galvanized | 1-8 | square nut hdg b18.2.2 | 233 |
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| THRDFAST | FL | Square Nut | Steel | Galvanized | 1 1/4-7 | square nut hdg b18.2.2 | 12 |
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| THRDFAST | FL | Square Nut | Steel | Galvanized | 5/16-18 | square nut hdg b18.2.2 | 416 |
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| THRDFAST | FL | Square Nut | Steel | Galvanized | 1/2-13 | square nut hdg b18.2.2 | 59 |
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| THRDFAST | FL | Square Nut | Steel | Galvanized | 1-8 | square nut hdg b18.2.2 | 7 |
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| THRDFAST | FL | Square Nut | Steel | Galvanized | 1/4-20 | square nut hdg b18.2.2 | 3 |
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| THRDFAST | AL | Square Nut | Steel | Galvanized | 1 1/8-7 | square nut hdg b18.2.2 | 175 |
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| THRDFAST | AL | Square Nut | Steel | Galvanized | 5/8-11 | square nut hdg b18.2.2 | 23000 |
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| THRDFAST | MS | Square Nut | Steel | Galvanized | 1/2-13 | square nut hdg b18.2.2 | 25 |
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| THRDFAST | MS | Square Nut | Steel | Galvanized | 1 1/8-7 | square nut hdg b18.2.2 | 65 |
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| THRDFAST | MS | Square Nut | Steel | Galvanized | 1/4-20 | square nut hdg b18.2.2 | 10 |
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| Wurth Ind | D.F. | Square Nut | Steel | Galvanized | 3/4-10 | 3/4-10 square nut hdg | - |
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| All Size | TX | Square Nut | Steel | Galvanized | 5/8-11 | 5/8-11 square nut galv b18.2.2 | 498 |
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| Valley Nu | WA | Square Nut | Steel | Galvanized | 1 1/2-6 | nc regular square nut hdg | 10 |
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| Valley Nu | WA | Square Nut | Steel | Galvanized | 1-8 | nc regular square nut hdg | 226 |
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| Valley Nu | WA | Square Nut | Steel | Galvanized | 7/8-9 | nc regular square nut hdg | 138 |
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| Valley Nu | WA | Square Nut | Steel | Galvanized | 3/8-16 | nc regular square nut hdg | 7 |
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| Valley Nu | WA | Square Nut | Steel | Galvanized | 1/2-13 | nc square nut hdg | 1031 |
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| Valley Nu | WA | Square Nut | Steel | Galvanized | 5/8-11 | nc square nut hdg | 1648 |
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| Valley Nu | WA | Square Nut | Steel | Galvanized | 3/4-10 | nc regular square nut hdg | 297 |
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