| FASTENER LENGTH | 1.873 INCHES NOMINAL |
| GRIP LENGTH | 1.375 INCHES NOMINAL |
| HEAD HEIGHT | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.435 INCHES MINIMUM AND 0.460 INCHES MAXIMUM |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SHANK DIAMETER | 0.2802 INCHES MINIMUM AND 0.2807 INCHES MAXIMUM |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| WIDTH BETWEEN FLATS | 0.094 INCHES MINIMUM AND 0.096 INCHES MAXIMUM |