810AS1275: THUMBSCREW.
The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OR STEEL COMP 303SE OVERALL, head_style: KNURLED NO. 4, head_height: 0.250 INCHES NOMINAL IN, point_style: FLAT, thread_class: 2A A, head_diameter: 0.500 INCHES NOMINAL IN.
This part is cataloged in the U.S. Government catalog under NSN 5305-01-088-7955, 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 OR STEEL COMP 303SE OVERALL |
| head_style | KNURLED NO. 4 |
| head_height | 0.250 INCHES NOMINAL IN |
| point_style | FLAT |
| thread_class | 2A A |
| head_diameter | 0.500 INCHES NOMINAL IN |
| thread_length | 0.630 INCHES NOMINAL IN |
| fastener_length | 1.000 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | PASSIVATE OVERALL |
| nominal_thread_diameter | 0.250 INCHES IN |
| first_diameter_from_head | 0.380 INCHES NOMINAL IN |
| NSN | 5305-01-088-7955 |
| FOURTH DIAMETER FROM HEAD | 0.175 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN |
| HEAD HEIGHT | 0.250 INCHES NOMINAL IN |
| FASTENER LENGTH | 1.000 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 CL1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.630 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| FIRST DIAMETER FROM HEAD | 0.380 INCHES NOMINAL IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.240 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 0.303 INCHES NOMINAL IN |
No substitute or cross-reference records for this part.