387527: 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: 0.328 INCHES NOMINAL IN, locking_feature: PREVAILING TORQUE ALL METAL DESIGN. This part is cataloged in the U.S.
Government catalog under NSN 5310-00-844-2242, 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 | 0.328 INCHES NOMINAL IN |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.050 INCHES NOMINAL IN |
| precious_material | SILVER |
| surface_treatment | SILVER OVERALL |
| width_across_flats | 0.306 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN |
| nominal_thread_size | 0.250 INCHES IN |
| NSN | 5310-00-844-2242 |
| OVERALL HEIGHT | 0.328 INCHES NOMINAL IN |
| WASHER OUTSIDE DIAMETER | 0.440 INCHES NOMINAL IN |
| WIDTH ACROSS FLATS | 0.306 INCHES MINIMUM AND 0.315 INCHES MAXIMUM IN |
| THREAD SERIES | UNF |
| PRECIOUS MATERIAL | SILVER |
| WASHER THICKNESS | 0.050 INCHES NOMINAL 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 |
No substitute or cross-reference records for this part.