PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include diameter: 4.625 INCHES NOMINAL IN, material: ALUMINUM, head_style: FLAT, oil_groove: NOT INCLUDED, skirt_type: FULL SPLIT, carbon_groove: NOT INCLUDED. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2805-00-274-3462, 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 | 4.625 INCHES NOMINAL IN |
| material | ALUMINUM |
| head_style | FLAT |
| oil_groove | NOT INCLUDED |
| skirt_type | FULL SPLIT |
| carbon_groove | NOT INCLUDED |
| overall_height | 4.875 INCHES NOMINAL IN |
| surface_finish | FINISHED |
| oil_passage_type | SLOT LOCATION NOT OTHERWISE SPECIFIED |
| pin_hole_bushing | NOT INCLUDED |
| pinhole_diameter | 1.2499 INCHES MINIMUM AND 1.2501 INCHES MAXIMUM IN |
| skirt_slot_style | BASE TO GROOVE SLOT |
| NSN | 2805-00-274-3462 |
| DIAMETER | 4.625 INCHES NOMINAL IN |
| OVERALL HEIGHT | 4.875 INCHES NOMINAL IN |
| SURFACE TREATMENT | TIN |
| RING GROOVE WIDTH | 0.1265 INCHES MINIMUM AND 0.1275 INCHES MAXIMUM FIRST RING IN |
| RING GROOVE DIAMETER | 4.203 INCHES MINIMUM AND 4.217 INCHES MAXIMUM SECOND RING IN |
| RING GROOVE WIDTH | 0.1880 INCHES MINIMUM AND 0.1890 INCHES MAXIMUM THIRD RING IN |
| RETAINING RING GROOVE | NOT INCLUDED |
| RING | NOT INCLUDED |
| SURFACE FINISH | FINISHED |
| RING GROOVE WIDTH | 0.1255 INCHES MINIMUM AND 0.1265 INCHES MAXIMUM FOURTH RING IN |