57585-1812: NUT,SELF-LOCKING,EXTENDED WASHER.
NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL COMP 8740 OVERALL, nut_style: DOUBLE HEXAGON, lubrication: SOLUBLE LUBRICANT, thread_class: 3B, thread_series: UNF, overall_height: 1.125 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 5310-00-349-7086, 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 8740 OVERALL |
| nut_style | DOUBLE HEXAGON |
| lubrication | SOLUBLE LUBRICANT |
| thread_class | 3B |
| thread_series | UNF |
| overall_height | 1.125 INCHES MAXIMUM IN |
| hardness_rating | 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.237 INCHES NOMINAL IN |
| surface_treatment | CADMIUM OVERALL |
| width_across_flats | 1.364 INCHES MINIMUM AND 1.377 INCHES MAXIMUM IN |
| NSN | 5310-00-349-7086 |
| LUBRICATION | SOLUBLE LUBRICANT |
| OVERALL HEIGHT | 1.125 INCHES MAXIMUM IN |
| WASHER OUTSIDE DIAMETER | 1.875 INCHES MAXIMUM IN |
| WIDTH ACROSS FLATS | 1.364 INCHES MINIMUM AND 1.377 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UNF |
| HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM |
| WASHER THICKNESS | 0.237 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
No substitute or cross-reference records for this part.