EPA21000-257: TAIL,PIECE.
The TAIL,PIECE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130, seat_type: STRAIGHT FACE, thread_size: 1/4-18, overall_length: 1.563 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, end_connection_type: THREADED. This part is cataloged in the U.S.
Government catalog under NSN 4730-00-554-9879, 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 | STEEL COMP 4130 |
| seat_type | STRAIGHT FACE |
| thread_size | 1/4-18 |
| overall_length | 1.563 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND |
| end_connection_type | THREADED |
| screw_thread_location | EXTERNAL |
| union_end_thread_size | 1-3/16IN-12 IN |
| material_hardness_rating | 92.0 ROCKWELL B MINIMUM AND 98.0 ROCKWELL B MAXIMUM |
| union_end_thread_direction | RIGHT-HAND |
| screw_thread_series_designator | NPSM |
| working_pressure_and_service_type | 4000.0 POUNDS PER SQUARE INCH (PSI) NOMINAL WATER LBS |
| NSN | 4730-00-554-9879 |
| UNION END THREAD DIRECTION | RIGHT-HAND |
| MATERIAL HARDNESS RATING | 92.0 ROCKWELL B MINIMUM AND 98.0 ROCKWELL B MAXIMUM |
| END CONNECTION TYPE | THREADED |
| UNION END THREAD SIZE | 1-3/16IN-12 IN |
| OVERALL LENGTH | 1.563 INCHES NOMINAL IN |
| SEAT TYPE | STRAIGHT FACE |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SIZE | 1/4-18 |
| SCREW THREAD SERIES DESIGNATOR | NPSM |
| UNION END SCREW THREAD SERIES DESIGNATOR | UN |
No substitute or cross-reference records for this part.