| MINIMUM TENSILE STRENGTH | 260000 POUNDS PER SQUARE INCH |
| GRIP LENGTH | 0.678 INCHES MINIMUM AND 0.698 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6485 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SHANK DIAMETER | 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| HEAD STYLE | FLUSH COUNTERSUNK |
| SHANK STYLE | PIN-RIVET, STRAIGHT, THREADED |
| FASTENER LENGTH | 1.040 INCHES MINIMUM AND 1.090 INCHES MAXIMUM |
| THREAD CLASS | 3A |
| MATERIAL | STEEL COMP H11 OVERALL |
| SURFACE TREATMENT | NICKEL AND ZINC OVERALL |
| THREAD SERIES DESIGNATOR | UNJF |
| SPECIFICATION/STANDARD DATA | 80205-NAS1294 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| WIDTH BETWEEN FLATS | 0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SHEAR STRENGTH | 156000 SINGLE POUNDS PER SQUARE INCH |
| HEAD MAJOR DIAMETER | 0.350 INCHES MINIMUM AND 0.399 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2417 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| THREAD DIRECTION | RIGHT-HAND |