74B320055-101: NUT,SELF-LOCKING,ASSEMBLED WASHE.
NUT,SELF-LOCKING,ASSEMBLED WASHE. Key specifications include material: IRON ALLOY 660 WASHER, lubrication: DRY FILM LUBRICANT, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.992 INCHES MINIMUM AND 1.012 INCHES MAXIMUM IN, locking_feature: PREVAILING TORQUE ALL METAL DESIGN. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-168-1783, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
| material | IRON ALLOY 660 WASHER |
| lubrication | DRY FILM LUBRICANT |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| overall_height | 0.992 INCHES MINIMUM AND 1.012 INCHES MAXIMUM IN |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| special_features | SPLINED WRENCHING ELEMENT PER MS33787-34,FSCM 96906 |
| thread_direction | RIGHT-HAND |
| surface_treatment | PASSIVATE OVERALL |
| nominal_thread_size | 0.875 INCHES IN |
| counterbore_diameter | 1.091 INCHES MINIMUM AND 1.101 INCHES MAXIMUM FIRST END IN |
| nut_counterbore_depth | 0.092 INCHES MINIMUM AND 0.107 INCHES MAXIMUM FIRST END IN |
| NSN | 5310-01-168-1783 |
| LUBRICATION | DRY FILM LUBRICANT |
| OVERALL HEIGHT | 0.992 INCHES MINIMUM AND 1.012 INCHES MAXIMUM IN |
| WASHER OUTSIDE DIAMETER | 1.690 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5662 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE WASHER |
| NUT COUNTERBORE DEPTH | 0.092 INCHES MINIMUM AND 0.107 INCHES MAXIMUM FIRST END IN |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.875 INCHES IN |