4250814: NUT,SELF-LOCKING,EXTENDED WASHER.
NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), overall_height: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN, locking_feature: PREVAILING TORQUE ALL METAL DESIGN. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-661-7867, 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 OVERALL |
| nut_style | HEXAGON |
| thread_class | 2B |
| thread_series | UNIFIED NATIONAL COARSE (UNC) |
| overall_height | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.040 INCHES MINIMUM IN |
| surface_treatment | ZINC OVERALL |
| width_across_flats | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| nominal_thread_size | 0.500 INCHES IN |
| end_item_identification | 01-622-0440 |
| NSN | 5310-01-661-7867 |
| OVERALL HEIGHT | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN |
| WASHER OUTSIDE DIAMETER | 1.175 INCHES MINIMUM AND 1.205 INCHES MAXIMUM IN |
| WIDTH ACROSS FLATS | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
| WASHER THICKNESS | 0.040 INCHES MINIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | IFI 100/107 GRADE F ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.500 INCHES IN |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| SURFACE TREATMENT | ZINC OVERALL |
No substitute or cross-reference records for this part.