12431103-04: SCREW ASSEMBLY,PANEL.
The SCREW ASSEMBLY,PANEL is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, thread_class: 2A A, thread_length: 0.500 INCHES MINIMUM IN, fastener_length: 1.938 INCHES NOMINAL IN, special_features: HEAD 0.250 - 20 UNC 2B 0.438. This part is cataloged in the U.S.
Government catalog under NSN 5305-01-472-5644, 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 |
| head_style | HEXAGON |
| thread_class | 2A A |
| thread_length | 0.500 INCHES MINIMUM IN |
| fastener_length | 1.938 INCHES NOMINAL IN |
| special_features | HEAD 0.250 - 20 UNC 2B 0.438 |
| thread_direction | RIGHT-HAND |
| surface_treatment | CHROMATE ZINC OVERALL |
| width_between_flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| internal_drive_style | W/O INTERNAL DRIVE |
| nominal_thread_diameter | 0.250 INCHES IN |
| thread_quantity_per_inch | 20 |
| NSN | 5305-01-472-5644 |
| FASTENER LENGTH | 1.938 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | IAW5633,TYPEII,CLASSFE/ZN 5 ASSN STD 1ST TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.500 INCHES MINIMUM IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | HEXAGON |
| THREAD DIRECTION | RIGHT-HAND |
| WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| SPECIAL FEATURES | HEAD 0.250 - 20 UNC 2B 0.438 |
| SURFACE TREATMENT | CHROMATE ZINC OVERALL |
| INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |