The MS21387-03 is a the manufacturer industrial component. Key specifications include overall_depth: 0.460 INCHES NOMINAL IN, inside_diameter: 0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN, outside_diameter: 0.750 INCHES NOMINAL IN, screw_drive_type: HEXAGON SOCKET, special_features: ILLUMINATED, style_designator: ROUND. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-01-099-8001, 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.
| overall_depth | 0.460 INCHES NOMINAL IN |
| inside_diameter | 0.252 INCHES MINIMUM AND 0.254 INCHES MAXIMUM IN |
| outside_diameter | 0.750 INCHES NOMINAL IN |
| screw_drive_type | HEXAGON SOCKET |
| special_features | ILLUMINATED |
| style_designator | ROUND |
| attachment_method | SETSCREWS |
| overall_thickness | 0.630 INCHES NOMINAL IN |
| reference_marking | INDEX LINE |
| nominal_thread_size | 0.112 INCHES SCREW HOLE IN |
| setscrew_hole_quantity | 2 |
| thread_quantity_per_inch | 40 SCREW HOLE |
| NSN | 5355-01-099-8001 |
| OUTSIDE DIAMETER | 0.750 INCHES NOMINAL IN |
| GRIPPING SURFACE CONDITION | GRIP AID |
| OVERALL THICKNESS | 0.630 INCHES NOMINAL IN |
| SCREW DRIVE TYPE | HEXAGON SOCKET |
| ATTACHMENT METHOD | SETSCREWS |
| STYLE DESIGNATOR | ROUND |
| SPECIAL FEATURES | ILLUMINATED |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| THREAD QUANTITY PER INCH | 40 SCREW HOLE |
| NOMINAL THREAD SIZE | 0.112 INCHES SCREW HOLE IN |