771A308-012: NUT,SELF-LOCKING,EXTENDED WASHER.
NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL COMP 8740 OR STEEL OVERALL, nut_style: DOUBLE HEXAGON, thread_class: 3B, thread_series: UNF, overall_height: 0.950 INCHES MINIMUM AND 0.970 INCHES MAXIMUM IN, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-264-9147, 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 | STEEL COMP 8740 OR STEEL OVERALL |
| nut_style | DOUBLE HEXAGON |
| thread_class | 3B |
| thread_series | UNF |
| overall_height | 0.950 INCHES MINIMUM AND 0.970 INCHES MAXIMUM IN |
| hardness_rating | 40.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.185 INCHES NOMINAL IN |
| surface_treatment | CADMIUM OVERALL |
| width_across_flats | 1.115 INCHES MINIMUM AND 1.127 INCHES MAXIMUM IN |
| nominal_thread_size | 1.000 INCHES IN |
| NSN | 5310-01-264-9147 |
| OVERALL HEIGHT | 0.950 INCHES MINIMUM AND 0.970 INCHES MAXIMUM IN |
| WASHER OUTSIDE DIAMETER | 1.615 INCHES MINIMUM AND 1.625 INCHES MAXIMUM IN |
| WIDTH ACROSS FLATS | 1.115 INCHES MINIMUM AND 1.127 INCHES MAXIMUM IN |
| THREAD SERIES | UNF |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM |
| WASHER THICKNESS | 0.185 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6485 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 1.000 INCHES IN |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
No substitute or cross-reference records for this part.