NUT,PLAIN,EXTENDED WASHER,HEXAGO. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, thread_class: 2B, thread_series: UNF, overall_height: 0.222 INCHES MINIMUM AND 0.236 INCHES MAXIMUM IN, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-027-9530, 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_class | 2B |
| thread_series | UNF |
| overall_height | 0.222 INCHES MINIMUM AND 0.236 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM OVERALL |
| width_across_flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| nominal_thread_size | 0.250 INCHES IN |
| washer_outside_diameter | 0.574 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN |
| thread_quantity_per_inch | 28 |
| surface_treatment_document_and_classification | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| NSN | 5310-01-027-9530 |
| NUT STYLE | HEXAGON |
| THREAD CLASS | 2B |
| OVERALL HEIGHT | 0.222 INCHES MINIMUM AND 0.236 INCHES MAXIMUM IN |
| WIDTH ACROSS FLATS | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| NOMINAL THREAD SIZE | 0.250 INCHES IN |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES | UNF |
| MATERIAL | STEEL OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL |
| WASHER OUTSIDE DIAMETER | 0.574 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN |