371AS243-1: THUMBSCREW.
The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, head_style: KNURLED NO. 1, head_height: 0.375 INCHES NOMINAL IN, point_style: CONE, thread_class: 2A A, head_diameter: 0.500 INCHES NOMINAL IN.
This part is cataloged in the U.S. Government catalog under NSN 5305-01-269-8698, 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 316 OVERALL |
| head_style | KNURLED NO. 1 |
| head_height | 0.375 INCHES NOMINAL IN |
| point_style | CONE |
| thread_class | 2A A |
| head_diameter | 0.500 INCHES NOMINAL IN |
| thread_length | 0.375 INCHES NOMINAL IN |
| fastener_length | 4.125 INCHES NOMINAL IN |
| special_features | GROOVE MACHINED TO 0.147 IN. MIN. AND 0.149 IN. MAX.,0.029 IN. MIN. AND 0.032 MAX. LONG,LOCATED 1.437 IN. FROM BEARING SURFACE OF HEAD IN |
| thread_direction | RIGHT-HAND |
| nominal_thread_diameter | 0.190 INCHES IN |
| thread_quantity_per_inch | 32 |
| NSN | 5305-01-269-8698 |
| HEAD HEIGHT | 0.375 INCHES NOMINAL IN |
| FASTENER LENGTH | 4.125 INCHES NOMINAL IN |
| THREAD LENGTH | 0.375 INCHES NOMINAL IN |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND B FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| NOMINAL THREAD DIAMETER | 0.190 INCHES IN |
| HEAD STYLE | KNURLED NO. 1 |
| THREAD DIRECTION | RIGHT-HAND |
| POINT STYLE | CONE |
| SPECIAL FEATURES | GROOVE MACHINED TO 0.147 IN. MIN. AND 0.149 IN. MAX.,0.029 IN. MIN. AND 0.032 MAX. LONG,LOCATED 1.437 IN. FROM BEARING SURFACE OF HEAD IN |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
No substitute or cross-reference records for this part.