The A7979B is a the manufacturer industrial component. Key specifications include color: BLACK, material: ALUMINUM ALLOY, overall_depth: 0.406 INCHES NOMINAL IN, inside_diameter: 0.1255 INCHES MINIMUM AND 0.1270 INCHES MAXIMUM IN, outside_diameter: 0.500 INCHES NOMINAL IN, screw_drive_type: CROSS RECESS TYPE 1. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-00-935-7630, 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.
| color | BLACK |
| material | ALUMINUM ALLOY |
| overall_depth | 0.406 INCHES NOMINAL IN |
| inside_diameter | 0.1255 INCHES MINIMUM AND 0.1270 INCHES MAXIMUM IN |
| outside_diameter | 0.500 INCHES NOMINAL IN |
| screw_drive_type | CROSS RECESS TYPE 1 |
| style_designator | ROUND |
| attachment_method | SETSCREWS |
| overall_thickness | 0.469 INCHES NOMINAL IN |
| nominal_thread_size | 0.138 INCHES SCREW HOLE IN |
| setscrew_hole_quantity | 2 |
| thread_quantity_per_inch | 32 SCREW HOLE |
| NSN | 5355-00-935-7630 |
| SETSCREW HOLE QUANTITY | 2 |
| INSIDE DIAMETER | 0.1255 INCHES MINIMUM AND 0.1270 INCHES MAXIMUM IN |
| GRIPPING SURFACE CONDITION | GRIP AID |
| OVERALL DEPTH | 0.406 INCHES NOMINAL IN |
| SHAFT ACCOMMODATION STYLE | ROUND |
| STYLE DESIGNATOR | ROUND |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| NOMINAL THREAD SIZE | 0.138 INCHES SCREW HOLE IN |
| COLOR | BLACK |
| MATERIAL | ALUMINUM ALLOY |