NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: STEEL COMP 1040 OR STEEL COMP 1045 OR STEEL COMP 1050 OR STEEL COMP 1137 OR STEEL COMP 1141 OVERALL, nut_style: DOUBLE HEXAGON, thread_class: 3B, thread_series: UNF, overall_height: 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN, locking_feature: PREVAILING TORQUE ALL METAL DESIGN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-655-9863, 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 1040 OR STEEL COMP 1045 OR STEEL COMP 1050 OR STEEL COMP 1137 OR STEEL COMP 1141 OVERALL |
| nut_style | DOUBLE HEXAGON |
| thread_class | 3B |
| thread_series | UNF |
| overall_height | 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |
| locking_feature | PREVAILING TORQUE ALL METAL DESIGN |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.112 INCHES MINIMUM AND 0.152 INCHES MAXIMUM IN |
| surface_treatment | CADMIUM OVERALL |
| width_across_flats | 0.674 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN |
| nominal_thread_size | 0.562 INCHES IN |
| washer_outside_diameter | 0.958 INCHES MINIMUM AND 0.979 INCHES MAXIMUM IN |
| NSN | 5310-00-655-9863 |
| THREAD CLASS | 3B |
| THREAD SERIES | UNF |
| NOMINAL THREAD SIZE | 0.562 INCHES IN |
| THREAD QUANTITY PER INCH | 18 |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| WASHER THICKNESS | 0.112 INCHES MINIMUM AND 0.152 INCHES MAXIMUM IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTMA108 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| OVERALL HEIGHT | 0.610 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |