PANEL,ELECTRICAL-ELECTRONIC EQUI. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), hardness_rating: 121.0 BRINELL STANDARD MINIMUM. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5975-01-543-4221, 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 |
| nut_height | 0.212 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN |
| thread_class | 2B |
| thread_series | UNIFIED NATIONAL COARSE (UNC) |
| hardness_rating | 121.0 BRINELL STANDARD MINIMUM |
| thread_direction | RIGHT-HAND |
| surface_treatment | ZINC OVERALL |
| width_across_flats | 0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| nominal_thread_size | 0.250 INCHES IN |
| bearing_surface_type | CHAMFERED OR WASHER FACED |
| thread_quantity_per_inch | 20 |
| NSN | 5975-01-543-4221 |