CUTTER,MILLING,WOODRUFF KEYSEAT. Key specifications include material: COPPER ALLOY BODY, nut_style: HEXAGON, nut_height: 0.125 INCHES NOMINAL IN, thread_class: 3B, thread_series: UNF, connection_type: THREADED INTERNAL PIPE ALL ENDS. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-051-4871, 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.
| material | COPPER ALLOY BODY |
| nut_style | HEXAGON |
| nut_height | 0.125 INCHES NOMINAL IN |
| thread_class | 3B |
| thread_series | UNF |
| connection_type | THREADED INTERNAL PIPE ALL ENDS |
| connection_style | PLAIN (PIPE) ALL ENDS |
| style_designator | CROSS |
| thread_direction | RIGHT-HAND |
| surface_treatment | PASSIVATE OVERALL |
| width_across_flats | 0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| nominal_thread_size | 0.375 INCHES IN |
| NSN | 5310-00-051-4871 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
| HOLE CONFIGURATION STYLE | CONFIGURATION B |
| NUT HEIGHT | 0.125 INCHES NOMINAL IN |
| BEARING SURFACE TYPE | CHAMFERED |
| NUT STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| NOMINAL THREAD SIZE | 0.375 INCHES IN |
| THREAD SERIES | UNF |
| THREAD QUANTITY PER INCH | 24 |
| THREAD CLASS | 3B |