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Square Nuts (domestic)

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.

16 results, (click on any line for more information)
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SupplierLocTypeMaterialFinishSizeDescriptionQty 
GLFOHSquare NutGrade 8Plain3/4-103/4-10 hvy square nut gr 8 stl pln domestic b18.2.2 () ()64
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QFCTXSquare Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-131/2-13 square nut 18-8 s/s domestic b18.2.2230
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QFCTXSquare NutSteelPlain1/2-131/2-13 square nut tapped oversize plain finish domestic b18.2.221
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QFCTXSquare NutSteelPlain1/2-131/2-13 square nut tapped oversize plain finish domestic b18.2.22
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QFCTXSquare NutSteelPlain1/2-131/2-13 square nut tapped oversize plain finish domestic b18.2.2272
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QFCTXSquare NutSteelGalvanized3/4-103/4-10 square nut hdg domestic b18.2.274486
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QFCTXSquare NutSteelPlain1/4-201/4-20 plain square nut domestic b18.2.2309
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QFCTXSquare NutSteelPlain1/4-201/4-20 plain square nut domestic b18.2.275
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QFCTXSquare NutSteelGalvanized1/2-13 x .0181/2-13 square nut hdg .018 o/s 100% domestic b18.2.212440
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QFCTXSquare NutSteelGalvanized1/2-13 x .0181/2-13 square nut hdg .018 o/s 100% domestic b18.2.2343
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QFCTXSquare NutSteelGalvanized1/2-13 x .0181/2-13 square nut hdg .018 o/s 100% domestic b18.2.28728
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QFCTXSquare NutSteelGalvanized1/2-13 x .0181/2-13 square nut hdg .018 o/s 100% domestic b18.2.2116165
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QFCTXSquare NutSteelGalvanized1/2-13 x .0181/2-13 square nut hdg .018 o/s 100% domestic b18.2.270000
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QFCTXSquare Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13 x 13/161/2-13x13/16(.81)af square nut 18-8 100% domestic b18.2.21187
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QFCTXSquare Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13 x 13/161/2-13x13/16(.81)af square nut 18-8 100% domestic b18.2.2595
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QFCTXSquare Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain1/2-13 x 13/161/2-13x13/16(.81)af square nut 18-8 100% domestic b18.2.2258
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