810AS1278: 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: 0.380 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 5305-01-088-6069, 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 | 0.380 INCHES NOMINAL IN |
| point_style | FLAT |
| thread_class | 2A A |
| head_diameter | 0.500 INCHES NOMINAL IN |
| thread_length | 0.380 INCHES NOMINAL IN |
| fastener_length | 0.940 INCHES NOMINAL IN |
| special_features | EXTENDED PORTION ABOVE KNURLED HEAD 0.370 IN. HIGH 0.180 IN. WIDE-CENTERED IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | PASSIVATE OVERALL |
| nominal_thread_diameter | 0.250 INCHES IN |
| NSN | 5305-01-088-6069 |
| HEAD HEIGHT | 0.380 INCHES NOMINAL IN |
| FASTENER LENGTH | 0.940 INCHES NOMINAL IN |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 TY 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THREAD LENGTH | 0.380 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| FIRST DIAMETER FROM HEAD | 0.174 INCHES MINIMUM AND 0.184 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.250 INCHES IN |
| HEAD STYLE | KNURLED NO. 4 |
| THREAD DIRECTION | RIGHT-HAND |
| POINT STYLE | FLAT |
No substitute or cross-reference records for this part.