| EXTENDED WASHER DIAMETER | 2.539 INCHES MINIMUM AND 2.549 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.188 INCHES MINIMUM AND 0.208 INCHES MAXIMUM |
| FASTENER LENGTH | 5.589 INCHES MINIMUM AND 5.619 INCHES MAXIMUM |
| GRIP DIAMETER | 1.3725 INCHES MINIMUM AND 1.3740 INCHES MAXIMUM |
| GRIP LENGTH | 3.615 INCHES MINIMUM AND 3.635 INCHES MAXIMUM |
| HEAD HEIGHT | 1.090 INCHES MINIMUM AND 1.110 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 1.485 INCHES MINIMUM AND 1.500 INCHES MAXIMUM |
| HEAD STYLE | SPLINE EXTENDED WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5842 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | COBALT ALLOY MP-159 OVERALL |
| MINIMUM TENSILE STRENGTH | 260000 POUNDS PER SQUARE INCH |
| NOMINAL THREAD DIAMETER | 1.375 INCHES |
| SINGLE SHEAR STRENGTH | ERR-060 |
| SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD |
| SURFACE FINISH | 32.0 MICROINCHES GRIP |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.979 INCHES NOMINAL |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH | 12 |