The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, head_style: KNURLED NO. 1, head_height: 0.188 INCHES NOMINAL IN, point_style: FLAT, thread_class: 2A A, head_diameter: 0.375 INCHES NOMINAL IN.
This part is cataloged in the Federal Logistics Information System under NSN 5305-00-408-5987, 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 303 OVERALL |
| head_style | KNURLED NO. 1 |
| head_height | 0.188 INCHES NOMINAL IN |
| point_style | FLAT |
| thread_class | 2A A |
| head_diameter | 0.375 INCHES NOMINAL IN |
| thread_length | 0.438 INCHES MINIMUM IN |
| fastener_length | 0.500 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| nominal_thread_diameter | 0.190 INCHES IN |
| thread_quantity_per_inch | 32 |
| thread_series_designator | UNF |
| NSN | 5305-00-408-5987 |
| THREAD SERIES DESIGNATOR | UNF |
| HEAD DIAMETER | 0.375 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| POINT STYLE | FLAT |
| FASTENER LENGTH | 0.500 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.190 INCHES IN |
| MATERIAL | STEEL COMP 303 OVERALL |
| HEAD STYLE | KNURLED NO. 1 |
| THREAD LENGTH | 0.438 INCHES MINIMUM IN |
| THREAD CLASS | 2A A |