| FASTENER LENGTH | 2.250 INCHES NOMINAL |
| HEAD DIAMETER | 1.219 INCHES MINIMUM AND 1.344 INCHES MAXIMUM |
| HEAD HEIGHT | 0.313 INCHES MINIMUM AND 0.344 INCHES MAXIMUM |
| HEAD STYLE | BUTTON |
| MATERIAL DOCUMENT AND CLASSIFICATION | SAE GR 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| NECK LENGTH | 0.313 INCHES MINIMUM AND 0.344 INCHES MAXIMUM |
| NECK WIDTH | 0.616 INCHES MINIMUM AND 0.642 INCHES MAXIMUM |
| NOMINAL THREAD DIAMETER | 0.625 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.906 INCHES MINIMUM AND 1.937 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 11 |
| THREAD SERIES DESIGNATOR | UNC |