387528: NUT,SELF-LOCKING,EXTENDED WASHER.
NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: DOUBLE HEXAGON, thread_class: 3B, thread_series: UNF, overall_height: 0.282 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN, locking_feature: PREVAILING TORQUE ALL METAL DESIGN. This part is cataloged in the U.S.
Government catalog under NSN 5310-00-844-2239, 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 OVERALL |
| nut_style | DOUBLE HEXAGON |
| thread_class | 3B |
| thread_series | UNF |
| overall_height | 0.282 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN |
| surface_treatment | PLASTIC OVERALL |
| width_across_flats | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| nominal_thread_size | 0.250 INCHES IN |
| washer_outside_diameter | 0.399 INCHES MINIMUM AND 0.409 INCHES MAXIMUM IN |
| NSN | 5310-00-844-2239 |
| OVERALL HEIGHT | 0.282 INCHES MINIMUM AND 0.292 INCHES MAXIMUM IN |
| WASHER OUTSIDE DIAMETER | 0.399 INCHES MINIMUM AND 0.409 INCHES MAXIMUM IN |
| WIDTH ACROSS FLATS | 0.304 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| THREAD SERIES | UNF |
| WASHER THICKNESS | 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.250 INCHES IN |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| SURFACE TREATMENT | PLASTIC OVERALL |
No substitute or cross-reference records for this part.