FCH News

3/8 Square Nuts (ASME B18. 2.2)

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.

27 results, (click on any line for more information)

Buy Square Nuts from one of our FCH Network Members
SupplierLocTypeMaterialFinishSizeDescriptionQty 
Irwin IndOntSquare NutGrade 5Zinc/Clear3/8-163/8-16 regular square nut gr 5 steel zinc trivalent clear b18.2.2300
    Contact_Supplier
GLFOHSquare NutSteelZinc/Clear3/8-163/8-16 square nut stl zc b18.2.2 () () ()685
    Contact_Supplier
GLFOHSquare NutSteelPlain3/8-163/8-16 square nut stl pln b18.2.2 () () ()1976
    Contact_Supplier
AbabaCASquare NutSteelPlain3/8-163/8-16 sq nut stl pln b18.2.21312
    Contact_Supplier
AbabaCASquare NutSteelZinc/Clear3/8-163/8-16 sq nut stl znc b18.2.250
    Contact_Supplier
AbabaCASquare NutSteelPlain3/8-163/8-16 sq nut stl pln b18.2.2300
    Contact_Supplier
StandardMASquare NutBrassPlain3/8-163/8-16 square nut brass b18.2.227432
    Contact_Supplier
StandardMASquare Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-243/8-24 square nut 18-8 stainless steel b18.2.23121
    Contact_Supplier
StandardMASquare Nut316, 317, A4 StainlessPlain3/8-163/8-16 square nut 316 stainless steel b18.2.22710
    Contact_Supplier
QFCTXSquare NutSteelPlain3/8-163/8-16 square nut plain b18.2.2900
    Contact_Supplier
QFCTXSquare NutSteelPlain3/8-163/8-16 square nut plain b18.2.2186
    Contact_Supplier
QFCTXSquare NutSteelPlain3/8-163/8-16 square nut plain b18.2.2704
    Contact_Supplier
QFCTXSquare NutGrade AGalvanized3/8-163/8-16 square nut hdg a563a b18.2.21221
    Contact_Supplier
QFCTXSquare NutGrade AGalvanized3/8-163/8-16 square nut hdg a563a b18.2.280
    Contact_Supplier
B & K FASTPASquare NutSteelPlain3/8-163/8-16 square nuts plain b18.2.2304
    Contact_Supplier
QFCTXSquare Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 square nut 18-8 ss b18.2.280
    Contact_Supplier
THRDFASTFLSquare NutSteelPlain3/8-16square nut b18.2.21,460
    Contact_Supplier
THRDFASTFLSquare NutSteelZinc/Clear3/8-16square nut b18.2.249
    Contact_Supplier
THRDFASTTNSquare NutSteelZinc/Clear3/8-16square nut b18.2.250
    Contact_Supplier
THRDFASTMSSquare NutSteelZinc/Clear3/8-16square nut heavy b18.2.2100
    Contact_Supplier
KBSTNSquare Nut300 Stainless (A1,A2, 18-8,304,310 etc.)Plain3/8-163/8-16 regular squarenut s/s b18.2.21,735
    Contact_Supplier
KBSTNSquare NutBrassPlain3/8-163/8-16 regular squarenut brass b18.2.21,725
    Contact_Supplier
THRDFASTMSSquare NutSteelZinc/Clear3/8-16square nut b18.2.244
    Contact_Supplier
THRDFASTFLSquare NutSteelPlain3/8-16heavy square nut b18.2.2233
    Contact_Supplier
THRDFASTOKSquare NutSteelPlain3/8-16square nut b18.2.2230
    Contact_Supplier
THRDFASTOKSquare NutSteelZinc/Clear3/8-16square nut b18.2.210
    Contact_Supplier
All SizeTXSquare NutSteelZinc/Clear3/8-163/8-16 square nut zinc b18.2.250
    Contact_Supplier

Trademarks identified with products listed on this website are the property of their respective owners, not FastenersClearingHouse.com.