ASTM A453 Grade 660 Nuts

High Temperature Stainless Steel Fasteners

ASTM A453 Grade 660 Nuts

ASTM A453 Grade 660 Nuts Boltport offers ASTM A453 Grade 660 Nuts in Class A, B, C & D, manufactured to DIN 931, ISO 4014, ASME B18.2.1 UNI 5737, etc., and many other standards, in metric and inch sizes with UNC, UN, UNF, UNEF, ISO, BSW & BSF threads. Grade 660 Nuts are available in standard finished hex, heavy hex and thin hex jam pattern.

ASTM A453 Grade 660 Nuts
Tensile Class A B C D

Nut Sizes & Thread Specifications

Metric Sizes M6 to M152
Inch Sizes ΒΌ" to 8"
Metric Threads ISO, ASME
Imperial Threads ASME, BSW, BSF
Thread Standards ISO 68-1, ISO 268, ISO 724, ASME B1.1, ASME B1.13M, BS 84, BS 3643

Nut Standards

Imperial Metric
Hex Nut 934 4032 B18.2.2 B18.2.4.1M 5588
Heavy Hex Nut 6915 4775 B18.2.2 B18.2.4.6M 5713
Thin Hex Nut 439 4035 B18.2.2 B18.2.4.5M 5589