Hex Cap Screws
ASTM A453 Grade 660 Hex Cap Screws
Boltport offers ASTM A453 Grade 660 Hex Cap Screws in Class A, B, C & D, manufactured to DIN 933, ISO 4017, ASME B18.2.1, B18.2.3.5M & UNI 5737 standards, in metric and inch sizes with UNC, UN, UNF, UNEF, ISO, BSW & BSF threads. Grade 660 hex cap screws are available with full thread; part threads and custom thread design.
Hex Cap Screw Sizes & Thread Specifications
| Metric Sizes | M6 to M152 |
| Inch Sizes | ¼" 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 |
Hex Cap Screw Standards
| DIN | ISO | ASME | UNI | |
|---|---|---|---|---|
| Imperial | Metric | |||
| 933 | 4017 | B18.2.1 | B18.2.3.1M | 5739 |
