HOME > TYPES > SOCKET TYPES
A type of socket with an unthreaded cylindrical shaft below the head. This unthreaded shaft allows parts to rotate or slide along it. The threads below the shaft are then slightly smaller to fasten to the material, leaving the unthreaded shaft exposed above.
Other Names: Stripper Bolt, Shoulder Bolt
ASME B18.3
Shoulder Dia. | Thread Dia. | Head Dia. | Head Height | Hex Socket |
---|---|---|---|---|
1/4 | No. 10 | 0.357 - 0.375 | 0.177 - 0.188 | 1/8 |
5/16 | 1/4 | 0.419 - 0.438 | 0.209 - 0.219 | 5/32 |
3/8 | 5/16 | 0.543 - 0.562 | 0.240 - 0.250 | 3/16 |
1/2 | 3/8 | 0.729 - 0.750 | 0.302 - 0.312 | 1/4 |
5/8 | 1/2 | 0.853 - 0.875 | 0.365 - 0.375 | 5/16 |
3/4 | 5/8 | 0.977 - 1.000 | 0.490 - 0.500 | 3/8 |
Note: When described, the diameter called out is commonly referencing the shoulder diameter, not the thread diameter.