618E006-182: NUT,PLAIN,EXTENDED WASHER,ROUND.
NUT,PLAIN,EXTENDED WASHER,ROUND. Key specifications include material: STEEL OVERALL, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), overall_height: 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN, special_features: DRILLED HOLE DEPTH IS 0.250 INCHES (NOM);SLOT WIDTH IN EXTENDED WASHER IS 0.300 INCHES (NOM) IN, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.
Government catalog under NSN 5310-01-700-3432, 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 |
| thread_class | 2B |
| thread_series | UNIFIED NATIONAL COARSE (UNC) |
| overall_height | 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN |
| special_features | DRILLED HOLE DEPTH IS 0.250 INCHES (NOM);SLOT WIDTH IN EXTENDED WASHER IS 0.300 INCHES (NOM) IN |
| thread_direction | RIGHT-HAND |
| washer_thickness | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| surface_treatment | NICKEL AND ZINC OVERALL |
| nominal_thread_size | 0.500 INCHES IN |
| drilled_hole_diameter | 0.260 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| hole_type_and_quantity | 2 DRILLED |
| washer_outside_diameter | 2.485 INCHES MINIMUM AND 2.515 INCHES MAXIMUM IN |
| NSN | 5310-01-700-3432 |
| OVERALL HEIGHT | 0.985 INCHES MINIMUM AND 1.015 INCHES MAXIMUM IN |
| WASHER OUTSIDE DIAMETER | 2.485 INCHES MINIMUM AND 2.515 INCHES MAXIMUM IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B841, CLASS 1, TYPE B, GR 10 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
| HOLE CONFIGURATION STYLE | CONFIGURATION F |
| WASHER THICKNESS | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| THREAD DIRECTION | RIGHT-HAND |
| NOMINAL THREAD SIZE | 0.500 INCHES IN |
| DRILLED HOLE DIAMETER | 0.260 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| SPECIAL FEATURES | DRILLED HOLE DEPTH IS 0.250 INCHES (NOM);SLOT WIDTH IN EXTENDED WASHER IS 0.300 INCHES (NOM) IN |