| Dimension A, Hex OD, inches | 39/64 |
| Dimension C, Bolt Clearance Depth, inches | 5/8 |
| Size, inches | 7/16 |
| Country Of Origin | USA |
| Dimension B, Square Drive OD, inches | 1/2 |
| Dimension D, Assembly Length, inches | 1? 1/32 |
| Dimension E, Hex Depth, inches | 7/16 |
Malaysia