5750625 ITEM 5: NUT,SELF-LOCKING,DOUBLE HEXAGON.
NUT,SELF-LOCKING,DOUBLE HEXAGON. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: DOUBLE HEXAGON, nut_height: 0.310 INCHES MINIMUM IN, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), locking_feature: PREVAILING TORQUE ALL METAL DESIGN. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-494-8504, 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 |
| nut_height | 0.310 INCHES MINIMUM IN |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| thread_direction | RIGHT-HAND |
| surface_treatment | SILVER OVERALL |
| width_across_flats | 1.185 INCHES MAXIMUM IN |
| nominal_thread_size | 0.750 INCHES IN |
| bearing_surface_type | CHAMFERED OR WASHER FACED |
| counterbore_diameter | 0.785 INCHES MAXIMUM LOCKING INSERT IN |
| NSN | 5310-01-494-8504 |
| WIDTH ACROSS FLATS | 1.185 INCHES MAXIMUM IN |
| BEARING SURFACE FINISH | 125.0 MICROINCHES |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5732 ASSN STD 1ST MATERIAL RESPONSE OR AMS5737 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| NUT COUNTERBORE DEPTH | 0.110 INCHES MINIMUM LOCKING INSERT IN |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.750 INCHES IN |
| COUNTERBORE DIAMETER | 0.785 INCHES MAXIMUM LOCKING INSERT IN |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
No substitute or cross-reference records for this part.