720290-001: THUMBSCREW.
The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: KNURLED NO. 1, head_height: 0.250 INCHES NOMINAL IN, point_style: FLAT, thread_class: 2A A, head_diameter: 0.440 INCHES NOMINAL IN.
This part is cataloged in the U.S. Government catalog under NSN 5305-00-716-8395, 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 CORROSION RESISTING OVERALL |
| head_style | KNURLED NO. 1 |
| head_height | 0.250 INCHES NOMINAL IN |
| point_style | FLAT |
| thread_class | 2A A |
| head_diameter | 0.440 INCHES NOMINAL IN |
| thread_length | 0.380 INCHES MAXIMUM IN |
| fastener_length | 0.940 INCHES NOMINAL IN |
| special_features | 0.059 TO 0.069 IN. WIDE SLOT IN CENTER OF HEAD 0.060 IN. DEEP IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | PASSIVATE OVERALL |
| nominal_thread_diameter | 0.190 INCHES IN |
| NSN | 5305-00-716-8395 |
| HEAD HEIGHT | 0.250 INCHES NOMINAL IN |
| FASTENER LENGTH | 0.938 INCHES NOMINAL IN |
| THREAD LENGTH | 0.375 INCHES MINIMUM IN |
| FIRST DIAMETER FROM HEAD | 0.563 INCHES NOMINAL IN |
| NOMINAL THREAD DIAMETER | 0.190 INCHES IN |
| HEAD STYLE | KNURLED NO. 4 |
| THREAD DIRECTION | RIGHT-HAND |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.136 INCHES NOMINAL IN |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| INTERNAL DRIVE STYLE | SLOT |