The 9-1181-1 is a the manufacturer industrial component. Key specifications include head_style: BUTTON, head_height: 0.097 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.326 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN, thread_length: 1.750 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN, screw_material: STEEL. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5999-00-136-8446, 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.
| head_style | BUTTON |
| head_height | 0.097 INCHES MAXIMUM IN |
| thread_class | 2A A |
| head_diameter | 0.326 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN |
| thread_length | 1.750 INCHES MINIMUM AND 2.250 INCHES MAXIMUM IN |
| screw_material | STEEL |
| fastener_length | 6.125 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| internal_drive_style | SLOT |
| nominal_thread_diameter | 0.164 INCHES IN |
| screw_surface_treatment | CADMIUM AND CHROMATE |
| thread_quantity_per_inch | 32 |
| NSN | 5999-00-136-8446 |
| OVERALL LENGTH | 0.250 INCHES NOMINAL IN |
| MOUNTING FACILITY TYPE AND QUANTITY | 1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| OVERALL DIAMETER | 0.500 INCHES NOMINAL IN |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.318 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| OVERALL LENGTH | 0.250 INCHES NOMINAL IN |
| MOUNTING FACILITY TYPE AND QUANTITY | 1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| OVERALL DIAMETER | 0.500 INCHES NOMINAL IN |
| UNTHREADED MOUNTING HOLE DIAMETER | 0.318 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |