The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: HEXAGON EXTENDED WASHER, head_height: 0.243 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.694 INCHES MINIMUM IN, screw_material: STEEL UNS K04100, fastener_length: 0.750 INCHES NOMINAL IN. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-463-1019, 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.
| head_style | HEXAGON EXTENDED WASHER |
| head_height | 0.243 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN |
| thread_class | 2A A |
| thread_length | 0.694 INCHES MINIMUM IN |
| screw_material | STEEL UNS K04100 |
| fastener_length | 0.750 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| width_between_flats | 0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| internal_drive_style | W/O INTERNAL DRIVE |
| nominal_thread_diameter | 0.312 INCHES IN |
| screw_surface_treatment | ZINC AND CHROMATE |
| extended_washer_diameter | 0.624 INCHES MINIMUM AND 0.676 INCHES MAXIMUM IN |
| NSN | 5305-01-463-1019 |
| THREAD CLASS | 2A A |
| NOMINAL THREAD DIAMETER | 0.312 INCHES IN |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | ASTMA354 GR BD ASSN STD SINGLE MATERIAL RESPONSE |
| THREAD DIRECTION | RIGHT-HAND |
| HEAD HEIGHT | 0.243 INCHES MINIMUM AND 0.285 INCHES MAXIMUM IN |
| EXTENDED WASHER THICKNESS | 0.035 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| INTERNAL DRIVE STYLE | W/O INTERNAL DRIVE |
| SCREW SURFACE TREATMENT | ZINC AND CHROMATE |
| SCREW MATERIAL | STEEL UNS K04100 |
| THREAD QUANTITY PER INCH | 18 |