12561700: NUT,SELF-LOCKING,EXTENDED WASHER.
NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: PLASTIC NYLON LOCKING INSERT, nut_style: HEXAGON, lubrication: DRY FILM LUBRICANT, thread_class: 3B, thread_series: UNIFIED NATIONAL COARSE (UNC), overall_height: 0.338 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-694-2823, 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 | PLASTIC NYLON LOCKING INSERT |
| nut_style | HEXAGON |
| lubrication | DRY FILM LUBRICANT |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL COARSE (UNC) |
| overall_height | 0.338 INCHES MAXIMUM IN |
| hardness_rating | 24.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM |
| locking_feature | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| surface_treatment | ZINC OVERALL |
| width_across_flats | 0.489 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| NSN | 5310-01-694-2823 |
| OVERALL HEIGHT | 0.338 INCHES MAXIMUM IN |
| WASHER OUTSIDE DIAMETER | 0.660 INCHES MINIMUM AND 0.680 INCHES MAXIMUM IN |
| WIDTH ACROSS FLATS | 0.489 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
| WASHER THICKNESS | 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.312 INCHES IN |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, SELF-LOCKING, ALL METAL, FLANGED |
| NUT STYLE | HEXAGON |
No substitute or cross-reference records for this part.