| FASTENER LENGTH | 2.250 INCHES MINIMUM AND 2.270 INCHES MAXIMUM |
| GRIP LENGTH | 1.620 INCHES MINIMUM AND 1.630 INCHES MAXIMUM |
| HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.641 INCHES MINIMUM AND 0.676 INCHES MAXIMUM |
| HEAD STYLE | STRAIGHT PAN |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD SIZE | 0.437 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | PIN RIVET THREADED TENSION |
| SHANK DIAMETER | 0.436 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| WIDTH BETWEEN FLATS | 0.189 INCHES MINIMUM AND 0.193 INCHES MAXIMUM |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH | 20 |