12418084: NUT,SELF-LOCKING,EXTENDED WASHER.
NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, overall_height: 20.4 MILLIMETERS MINIMUM AND 20.5 MILLIMETERS MAXIMUM MM, locking_feature: PREVAILING TORQUE ALL METAL DESIGN, thread_direction: RIGHT-HAND, washer_thickness: 2.7 MILLIMETERS MINIMUM AND 3.2 MILLIMETERS MAXIMUM MM. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-371-8419, 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_series | M |
| overall_height | 20.4 MILLIMETERS MINIMUM AND 20.5 MILLIMETERS MAXIMUM MM |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| thread_direction | RIGHT-HAND |
| washer_thickness | 2.7 MILLIMETERS MINIMUM AND 3.2 MILLIMETERS MAXIMUM MM |
| surface_treatment | ZINC OVERALL |
| width_across_flats | 26.4 MILLIMETERS MINIMUM AND 27.6 MILLIMETERS MAXIMUM MM |
| nominal_thread_size | 18.0 MILLIMETERS MM |
| thread_tolerance_class | 6H INTERNAL |
| end_item_identification | MRAP; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS) |
| NSN | 5310-01-371-8419 |
| OVERALL HEIGHT | 20.4 MILLIMETERS MINIMUM AND 20.5 MILLIMETERS MAXIMUM MM |
| WASHER OUTSIDE DIAMETER | 38.6 MILLIMETERS NOMINAL MM |
| WIDTH ACROSS FLATS | 26.4 MILLIMETERS MINIMUM AND 27.6 MILLIMETERS MAXIMUM MM |
| THREAD TOLERANCE CLASS | 6H INTERNAL |
| THREAD SERIES | M |
| THREAD PITCH IN MILLIMETERS | 1.50 |
| WASHER THICKNESS | 2.7 MILLIMETERS MINIMUM AND 3.2 MILLIMETERS MAXIMUM MM |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 18.0 MILLIMETERS MM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |