55LH7644-126: NUT,SELF-LOCKING,HEXAGON.
The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 4140 OVERALL, nut_style: HEXAGON, nut_height: 0.421 INCHES MAXIMUM IN, lubrication: SOLUBLE LUBRICANT, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.
Government catalog under NSN 5310-01-443-9710, 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 COMP 4130 OR STEEL COMP 4340 OR STEEL COMP 8740 OR STEEL COMP 4140 OVERALL |
| nut_style | HEXAGON |
| nut_height | 0.421 INCHES MAXIMUM IN |
| lubrication | SOLUBLE LUBRICANT |
| thread_class | 3B |
| thread_series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM OVERALL |
| width_across_flats | 1.052 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN |
| nominal_thread_size | 0.7500 INCHES IN |
| bearing_surface_type | CHAMFERED OR WASHER FACED |
| NSN | 5310-01-443-9710 |
| LUBRICATION | SOLUBLE LUBRICANT |
| WIDTH ACROSS FLATS | 1.052 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TY II, CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.7500 INCHES IN |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| NUT HEIGHT | 0.421 INCHES MAXIMUM IN |
| SURFACE TREATMENT | CADMIUM OVERALL |
| NUT STYLE | HEXAGON |
No substitute or cross-reference records for this part.