The MS21387-17BN is a the manufacturer industrial component. Key specifications include color: BLACK, LUSTERLESS AND WHITE, material: COPPER ALLOY AND PLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS) AND STEEL OR STEEL COMP 303, overall_depth: 0.460 INCHES MAXIMUM 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. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5355-01-213-5465, 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 AND WHITE |
| material | COPPER ALLOY AND PLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS) AND STEEL OR STEEL COMP 303 |
| overall_depth | 0.460 INCHES MAXIMUM 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 |
| style_designator | ROUND |
| attachment_method | SETSCREWS |
| overall_thickness | 0.630 INCHES NOMINAL IN |
| reference_marking | ARROW |
| nominal_thread_size | 0.164 INCHES SCREW HOLE IN |
| material_transparency | CLEAR |
| NSN | 5355-01-213-5465 |
| OVERALL DEPTH | 0.460 INCHES MAXIMUM IN |
| SHAFT ACCOMMODATION STYLE | ROUND |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |
| COLOR | BLACK, LUSTERLESS AND WHITE |
| NOMINAL THREAD SIZE | 0.164 INCHES SCREW HOLE IN |
| STYLE DESIGNATOR | ROUND |
| MATERIAL | COPPER ALLOY AND PLASTIC ACRYLONITRILE-BUTADIENE-STYRENE (ABS) AND STEEL OR STEEL COMP 303 |
| MATERIAL TRANSPARENCY | CLEAR |
| GRIPPING SURFACE CONDITION | GRIP AID |
| THREAD QUANTITY PER INCH | 32 SCREW HOLE |