| FASTENER LENGTH | 0.938 INCHES NOMINAL |
| HARDNESS RATING | 34.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD HEIGHT | 0.156 INCHES NOMINAL |
| HEAD LENGTH | 0.531 INCHES NOMINAL |
| HEAD STYLE | TEE NO. 3 |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5706 ASSN STD 1ST MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS7471 ASSN STD 1ST TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | NICKEL OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.688 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| WIDTH BETWEEN FLATS | 0.254 INCHES MINIMUM AND 0.264 INCHES MAXIMUM |