Suppliers of Square nuts, square machined nuts and heavy square nuts,...

Standard ASME B18.2.2 TABLE 2

Square nuts

Dimensions in inches (1 inch=25.4 mm) source ASME B18.2.2 2010 table 2 Square Nuts Publication date: 2010
d Thread size		UNC (nr of threads x inch)	UNF (nr of threads x inch)	F basic	G min	G max	H min	H max
inch	mm	UNC (nr of threads x inch)	UNF (nr of threads x inch)	F basic	G min	G max	H min	H max
1/4	6.35	20	28	0.438	0.554	0.619	0.203	0.235
5/16
3/8
7/16
1/2
5/8
3/4
7/8
1
1-1/8
1-1/4
1-3/8
1-1/2

The definitive version for the implementation of this standard is the edition bearing the most recent date of issue, obtainable from IFI – Industrial Fastener Institute, 6363 Oak Tree Blvd Independence, OH 44131, USA.
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Standard ASME B18.2.2 TABLE 1-1

Square and hex machine screw nuts

Dimensions in inches (1 inch=25.4 mm) source ASME B18.2.2 table 1-1 Publication date: 2010
Nominal size or basic thread diameter		UNC (nr of threads x inch)	UNF (nr of threads x inch)	F basic	G min	G max	H min	H max	G1 min	G1 max
inch	mm	UNC (nr of threads x inch)	UNF (nr of threads x inch)	F basic	G min	G max	H min	H max	G1 min	G1 max
0 (0.060)	1.52	-	80	0.156	0.206	0.221	0.043	0.050	0.171	0.180
1 (0.073)
2 (0.086)
3 (0.099)
4 (0.112)
5 (0.125)
6 (0.138)
8 (0.164)
10 (0.190)
12 (0.216)
1/4 (0.250)
5/16 (0.312)
3/8 (0.375)

Standard ASME B18.2.2 TABLE 8

Square nuts heavy series

Dimensions in inches (1 inch=25.4 mm) source ASME B18.2.2 table 8 square heavy nuts Publication date : 2010
d Thread size		UNC (nr of threads x inch)	UNF (nr of threads x inch)	F basic	G min	G max	H basic	H min	H max
inch	mm	UNC (nr of threads x inch)	UNF (nr of threads x inch)	F basic	G min	G max	H basic	H min	H max
1/4	6.35	20	28	0.500	0.640	0.707	1/4	0.218	0.266
5/16
3/8
7/16
1/2
5/8
3/4
7/8
1
1-1/8
1-1/4
1-3/8
1-1/2

Technical data for Square nuts, square machined nuts and heavy square nuts, inch series

This product is regulated by the following standards:

Standard ASME B18.2.2 TABLE 2

Standard ASME B18.2.2 TABLE 1-1

Standard ASME B18.2.2 TABLE 8

Square nuts, square machined nuts and heavy square nuts, inch series

Suppliers of Square nuts, square machined nuts and heavy square nuts, inch series

Manufacturer of square and rectangular nuts punched from sheet metal, special nuts cold forged from wire.

Distributor specialized in inch thread fasteners

Manufacturer of nuts for automotive: hexagon nuts, flange nuts, wheel nuts, castel nuts, lock nuts, weld nuts

Manufacturer of hex nuts, welding nuts, castel nuts and special nuts

Distributor of inch fasteners as per British and American standards

Manufacturer of special cold and hot forged nuts and bolts: Metric, UNF, UNC, BSF & BSW (Whitworth) threadforms

Manufacturer of stainless steel nuts