| FASTENER LENGTH | 1.709 INCHES NOMINAL |
| FSC APPLICATION DATA | NHA PN KB11001 |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM OVERALL AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| HEAD HEIGHT | 0.125 INCHES NOMINAL |
| HEAD STYLE | DISTORTED HEAD |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | STUD, BELL CRANK |
| PROPRIETARY CHARACTERISTICS | PACS |
| NECK LARGEST DIAMETER | 0.547 INCHES MINIMUM AND 0.548 INCHES MAXIMUM |
| NECK LENGTH | 0.665 INCHES NOMINAL |
| NOMINAL THREAD DIAMETER | 0.3125 INCHES |
| WIDTH BETWEEN FLATS | 1.000 INCHES NOMINAL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.480 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNJF |