18012SS-12A: THUMBSCREW.
The THUMBSCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: KNURLED NO. 2, head_height: 0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN, thread_length: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN.
This part is cataloged in the U.S. Government catalog under NSN 5305-01-587-9106, 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 OVERALL |
| head_style | KNURLED NO. 2 |
| head_height | 0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN |
| thread_class | 2A A |
| head_diameter | 0.438 INCHES MINIMUM AND 0.458 INCHES MAXIMUM IN |
| thread_length | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| fastener_length | 0.673 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN |
| thread_direction | RIGHT-HAND |
| surface_treatment | PASSIVATE OVERALL |
| nominal_thread_diameter | 0.164 INCHES IN |
| thread_quantity_per_inch | 32 |
| thread_series_designator | UNIFIED NATIONAL COARSE (UNC) |
| NSN | 5305-01-587-9106 |
| HEAD HEIGHT | 0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN |
| FASTENER LENGTH | 0.673 INCHES MINIMUM AND 0.703 INCHES MAXIMUM IN |
| THREAD LENGTH | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| NOMINAL THREAD DIAMETER | 0.164 INCHES IN |
| HEAD STYLE | KNURLED NO. 2 |
| THREAD DIRECTION | RIGHT-HAND |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| THREAD CLASS | 2A A |
| THREAD QUANTITY PER INCH | 32 |
| MATERIAL | STEEL OVERALL |
No substitute or cross-reference records for this part.