| FASTENER LENGTH | 0.8885 INCHES MINIMUM AND 0.9355 INCHES MAXIMUM |
| GRIP LENGTH | 0.4275 INCHES MINIMUM AND 0.4475 INCHES MAXIMUM |
| GRIP DIAMETER | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM |
| HEAD HEIGHT | 0.177 INCHES MINIMUM AND 0.197 INCHES MAXIMUM |
| HEAD STYLE | DOUBLE HEXAGON |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT, CLOSE TOLERANCE - DOUBLE HEX HEAD, CRES (125 KSI FSU) |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5629 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP XM-13 OVERALL |
| MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 0.312 INCHES |
| SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE |
| WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS-QQ-P-35 NATIONAL STD/SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.441 INCHES MINIMUM AND 0.508 INCHES MAXIMUM |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |