74D291037-2059: THUMBSCREW.
The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: COPPER OVERALL, head_style: KNURLED NO. 4, head_height: 0.500 INCHES NOMINAL IN, point_style: FULL DOG, thread_class: 3A A, head_diameter: 0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN.
This part is cataloged in the U.S. Government catalog under NSN 5305-01-170-4565, 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 | COPPER OVERALL |
| head_style | KNURLED NO. 4 |
| head_height | 0.500 INCHES NOMINAL IN |
| point_style | FULL DOG |
| thread_class | 3A A |
| head_diameter | 0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN |
| thread_length | 0.600 INCHES NOMINAL IN |
| shoulder_shape | ROUND FIRST SHOULDER |
| fastener_length | 1.600 INCHES NOMINAL IN |
| shoulder_length | 0.350 INCHES NOMINAL FIRST SHOULDER IN |
| special_features | DIAMOND KNURL |
| thread_direction | RIGHT-HAND |
| NSN | 5305-01-170-4565 |
| HEAD HEIGHT | 0.500 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.600 INCHES NOMINAL IN |
| SHOULDER LENGTH | 0.350 INCHES NOMINAL FIRST SHOULDER IN |
| SHOULDER DIAMETER | 0.610 INCHES NOMINAL FIRST SHOULDER IN |
| THREAD LENGTH | 0.600 INCHES NOMINAL IN |
| SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4640 ALLOY 630 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.500 INCHES IN |
| HEAD STYLE | KNURLED NO. 4 |
| THREAD DIRECTION | RIGHT-HAND |
No substitute or cross-reference records for this part.