PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include diameter: 3.875 INCHES NOMINAL IN, material: ALUMINUM ALLOY, cut_depth: 0.470 INCHES NOMINAL IN, head_style: DISH, oil_groove: INCLUDED, skirt_type: SOLID. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-997-9840, 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.
| diameter | 3.875 INCHES NOMINAL IN |
| material | ALUMINUM ALLOY |
| cut_depth | 0.470 INCHES NOMINAL IN |
| head_style | DISH |
| oil_groove | INCLUDED |
| skirt_type | SOLID |
| carbon_groove | NOT INCLUDED |
| overall_height | 3.695 INCHES MINIMUM AND 3.705 INCHES MAXIMUM IN |
| surface_finish | FINISHED |
| pin_hole_bushing | NOT INCLUDED |
| pinhole_diameter | 0.9280 INCHES NOMINAL IN |
| ring_groove_width | 0.1875 INCHES NOMINAL THIRD RING IN |
| NSN | 2805-00-997-9840 |