| COLLAR OUTSIDE DIAMETER | 0.465 INCHES NOMINAL |
| COLLAR OVERALL HEIGHT | 0.360 INCHES NOMINAL |
| HARDNESS RATING | 46.0 ROCKWELL C MAXIMUM COLLAR |
| HEAT TREATMENT | T-6 SOLUTION HEAT TREATED WASHER |
| LUBRICATION | DRY FILM AND CETYL ALCOHOL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE WASHER |
| MATERIAL | ALUMINUM ALLOY 2024 WASHER |
| MATERIAL | STEEL BODY |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE WASHER |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TYPE 2, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE BODY |
| SURFACE TREATMENT | ANODIZE WASHER |
| SURFACE TREATMENT | CADMIUM AND CHROMATE COLLAR |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |