The SETSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL, head_style: HEADLESS (SETSCREW), point_style: CUP, thread_class: 3A A, thread_length: 0.500 INCHES MAXIMUM IN, fastener_length: 0.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System under NSN 5305-00-723-9383, 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 4037 OR STEEL COMP 4137 OR STEEL COMP 4140 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL |
| head_style | HEADLESS (SETSCREW) |
| point_style | CUP |
| thread_class | 3A A |
| thread_length | 0.500 INCHES MAXIMUM IN |
| fastener_length | 0.500 INCHES NOMINAL IN |
| hardness_rating | 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM OVERALL |
| thread_direction | RIGHT-HAND |
| surface_treatment | CADMIUM AND CHROMATE OVERALL |
| width_across_flats | 0.125 INCHES NOMINAL IN |
| internal_drive_style | HEXAGON |
| nominal_thread_diameter | 0.250 INCHES IN |
| NSN | 5305-00-723-9383 |
| THREAD CLASS | 3A A |
| POINT STYLE | CUP |
| HEAD STYLE | HEADLESS (SETSCREW) |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| FASTENER LENGTH | 0.500 INCHES NOMINAL IN |
| WIDTH ACROSS FLATS | 0.125 INCHES NOMINAL IN |
| SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |