The NUT,PLAIN,SQUARE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1109 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1120 OVERALL, nut_style: SQUARE, nut_height: 0.219 INCHES NOMINAL IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-982-9138, 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 1109 OR STEEL COMP 1117 OR STEEL COMP 1118 OR STEEL COMP 1120 OVERALL |
| nut_style | SQUARE |
| nut_height | 0.219 INCHES NOMINAL IN |
| thread_class | 2B |
| thread_series | UNIFIED NATIONAL COARSE (UNC) |
| thread_direction | RIGHT-HAND |
| surface_treatment | ZINC OVERALL |
| width_across_flats | 0.438 INCHES NOMINAL IN |
| nominal_thread_size | 0.250 INCHES IN |
| bearing_surface_type | WASHER FACED |
| thread_quantity_per_inch | 20 |
| material_document_and_classification | QQ-S-633 FED SPEC ALL MATERIAL RESPONSES OVERALL |
| NSN | 5310-00-982-9138 |
| NUT HEIGHT | 0.219 INCHES NOMINAL IN |
| THREAD SERIES | UNIFIED NATIONAL COARSE (UNC) |
| NOMINAL THREAD SIZE | 0.250 INCHES IN |
| THREAD QUANTITY PER INCH | 20 |
| BEARING SURFACE TYPE | WASHER FACED |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-Z-17871 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| WIDTH ACROSS FLATS | 0.438 INCHES NOMINAL IN |
| THREAD CLASS | 2B |
| NUT STYLE | SQUARE |
| THREAD DIRECTION | RIGHT-HAND |