| MATERIAL | STEEL COMP 431 OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SHEAR STRENGTH | 13800 DOUBLE POUNDS PER SQUARE INCH |
| HEAD STYLE | STRAIGHT PAN |
| HEAD HEIGHT | 0.0523 INCHES MINIMUM AND |
| 0.0544 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.3898 INCHES MINIMUM AND |
| 0.3948 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| FASTENER LENGTH | 0.9475 INCHES MINIMUM AND |
| 0.9675 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.122 INCHES MINIMUM AND |
| 0.142 INCHES MAXIMUM |
| SHANK DIAMETER | 0.2641 INCHES MINIMUM AND |
| 0.2651 INCHES MAXIMUM |
| CHAMFER LENGTH | 0.0313 INCHES NOMINAL |
| GRIP LENGTH | 0.5575 INCHES MINIMUM AND |
| 0.5675 INCHES MAXIMUM |
| NOMINAL THREAD SIZE | 0.2500 INCHES |
| THREAD CLASS | 3A |
| THREAD QUANTITY PER INCH | 28 |
| THREAD DIRECTION | RIGHT-HAND |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PIN, 100 DEGREE FLUSH TENSION HEAD |