| DISTANCE FROM CENTERLINE TO FLAT | 0.223 INCHES NOMINAL |
| FASTENER LENGTH | 1.200 INCHES MINIMUM AND 1.220 INCHES MAXIMUM |
| HEAD HEIGHT | 0.090 INCHES MINIMUM AND 0.110 INCHES MAXIMUM |
| HEAD DIAMETER | 0.540 INCHES NOMINAL |
| HEAD STYLE | DEE CHAMFER |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7466 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | NICKEL ALLOY OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| SHOULDER DIAMETER | 0.309 INCHES MINIMUM AND 0.310 INCHES MAXIMUM ALL SHOULDERS |
| SHOULDER SHAPE | ROUND ALL SHOULDERS |
| SHOULDER LENGTH | 0.782 INCHES MINIMUM AND 0.792 INCHES MAXIMUM ALL SHOULDERS |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.356 INCHES MINIMUM AND 0.366 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |