The THUMBSCREW is a the manufacturer industrial component. Key specifications include color: BLACK OVERALL, material: STEEL OVERALL, head_style: KNURLED NO. 1, head_height: 0.312 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 1.000 INCHES NOMINAL IN.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-339-0200, 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.
| color | BLACK OVERALL |
| material | STEEL OVERALL |
| head_style | KNURLED NO. 1 |
| head_height | 0.312 INCHES NOMINAL IN |
| thread_class | 2A A |
| head_diameter | 1.000 INCHES NOMINAL IN |
| thread_length | 1.250 INCHES NOMINAL IN |
| fastener_length | 1.500 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | OXIDE OVERALL |
| nominal_thread_diameter | 0.250 INCHES IN |
| thread_quantity_per_inch | 20 |
| NSN | 5305-01-339-0200 |
| MATERIAL | STEEL OVERALL |
| THREAD QUANTITY PER INCH | 20 |
| HEAD DIAMETER | 1.000 INCHES NOMINAL IN |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| THREAD CLASS | 2A A |
| FASTENER LENGTH | 1.500 INCHES NOMINAL IN |
| HEAD STYLE | KNURLED NO. 1 |
| THREAD LENGTH | 1.250 INCHES NOMINAL IN |
| HEAD HEIGHT | 0.312 INCHES NOMINAL IN |