| EXTENDED WASHER DIAMETER | 1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.116 INCHES MINIMUM AND 0.136 INCHES MAXIMUM |
| FASTENER LENGTH | 2.630 INCHES NOMINAL |
| HARDNESS RATING | 255.0 BRINELL STANDARD MAXIMUM OVERALL |
| HEAD HEIGHT | 0.690 INCHES MINIMUM AND 0.710 INCHES MAXIMUM |
| HEAD MINOR DIAMETER | 0.923 INCHES MINIMUM AND 0.938 INCHES MAXIMUM |
| HEAD STYLE | SPLINE EXTENDED WASHER |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5640, TYPE 2 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 303SE OVERALL |
| NOMINAL THREAD DIAMETER | 0.875 INCHES |
| 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 | 1.750 INCHES NOMINAL |
| THREAD QUANTITY PER INCH | 14 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |