PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include material: STEEL SINGLE END, design_form: PREBENT, thread_class: 3B SINGLE END, wall_thickness: 0.028 INCHES NOMINAL IN, thread_direction: RIGHT-HAND SINGLE END, seat_angle_in_deg: 12.0 SINGLE END. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-318-8572, 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 SINGLE END |
| design_form | PREBENT |
| thread_class | 3B SINGLE END |
| wall_thickness | 0.028 INCHES NOMINAL IN |
| thread_direction | RIGHT-HAND SINGLE END |
| seat_angle_in_deg | 12.0 SINGLE END |
| mating_end_quantity | 2 SINGLE END |
| nominal_thread_size | 0.562 INCHES SINGLE END IN |
| end_connection_style | SWIVEL NUT WITH LOOSE OR INTEGRAL CLINCH SLEEVE SINGLE END |
| tube_outside_diameter | 0.375 INCHES NOMINAL IN |
| end_connection_spec/std | MIL,MS21921,PART NO. MS21921-6 AND MIL,MS21922,PART NO. MS21922-6 |
| thread_series_designator | UNIFIED NATIONAL JOINT FINE (UNJF) SINGLE END |
| NSN | 2805-00-318-8572 |