| EXTENDED WASHER DIAMETER | 0.580 INCHES NOMINAL |
| EXTENDED WASHER THICKNESS | 0.045 INCHES NOMINAL |
| FASTENER LENGTH | 2.7385 INCHES NOMINAL |
| GRIP DIAMETER | 0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM |
| GRIP LENGTH | 2.1875 INCHES NOMINAL |
| HEAD HEIGHT | 0.312 INCHES NOMINAL |
| HEAD MINOR DIAMETER | 0.375 INCHES NOMINAL |
| HEAD STYLE | SPLINE EXTENDED WASHER |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT - CLOSE TOLERANCE, SPLINE DRIVE, FLANGE HEAD |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL CORROSION RESISTING OVERALL |
| NOMINAL THREAD DIAMETER | 0.3125 INCHES |
| POINT STYLE | FLAT |
| POINT CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
| POINT LENGTH | 0.05 INCHES NOMINAL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.551 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |