The 8978685-2 is a the manufacturer industrial component. Key specifications include color: BLACK, LUSTERLESS, overall_depth: 0.405 INCHES MINIMUM IN, inside_diameter: 0.127 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN, outside_diameter: 0.690 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN, screw_drive_type: HEXAGON SOCKET, style_designator: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-00-559-8942, 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, LUSTERLESS |
| overall_depth | 0.405 INCHES MINIMUM IN |
| inside_diameter | 0.127 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN |
| outside_diameter | 0.690 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN |
| screw_drive_type | HEXAGON SOCKET |
| style_designator | ROUND |
| attachment_method | SETSCREWS |
| counterbore_depth | 0.026 INCHES MINIMUM IN |
| overall_thickness | 0.580 INCHES MINIMUM AND 0.640 INCHES MAXIMUM IN |
| nominal_thread_size | 0.112 INCHES SCREW HOLE IN |
| counterbore_diameter | 0.485 INCHES MINIMUM IN |
| material_transparency | OPAQUE |
| NSN | 5355-00-559-8942 |
| OUTSIDE DIAMETER | 0.690 INCHES MINIMUM AND 0.730 INCHES MAXIMUM IN |
| INSIDE DIAMETER | 0.127 INCHES MINIMUM AND 0.129 INCHES MAXIMUM IN |
| MATERIAL TRANSPARENCY | OPAQUE |
| GRIPPING SURFACE CONDITION | GRIP AID |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| STYLE DESIGNATOR | ROUND |
| THREAD QUANTITY PER INCH | 40 SCREW HOLE |
| NOMINAL THREAD SIZE | 0.112 INCHES SCREW HOLE IN |
| COLOR | BLACK, LUSTERLESS |
| COUNTERBORE DEPTH | 0.026 INCHES MINIMUM IN |