1081P+30: PISTON,INTERNAL COMBUSTION ENGIN.
PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include diameter: 4.000 INCHES NOMINAL IN, oversize: 0.030 INCHES NOMINAL IN, cut_depth: 1.047 INCHES NOMINAL IN, head_style: FLAT, oil_groove: NOT INCLUDED, skirt_type: SOLID. This part is cataloged in the U.S.
Government catalog under NSN 2805-01-020-8364, 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 | 4.000 INCHES NOMINAL IN |
| oversize | 0.030 INCHES NOMINAL IN |
| cut_depth | 1.047 INCHES NOMINAL IN |
| head_style | FLAT |
| oil_groove | NOT INCLUDED |
| skirt_type | SOLID |
| carbon_groove | NOT INCLUDED |
| overall_height | 3.656 INCHES NOMINAL IN |
| surface_finish | FINISHED |
| oil_passage_type | SLOT THIRD RING |
| pin_hole_bushing | NOT INCLUDED |
| pinhole_diameter | 1.0000 INCHES NOMINAL IN |
| NSN | 2805-01-020-8364 |
| OVERALL HEIGHT | 3.656 INCHES NOMINAL IN |
| CARBON GROOVE | NOT INCLUDED |
| RING GROOVE WIDTH | 0.1875 INCHES NOMINAL THIRD RING IN |
| RING GROOVE WIDTH | 0.0312 INCHES NOMINAL FIRST RING IN |
| RING GROOVE WIDTH | 0.0312 INCHES NOMINAL SECOND RING IN |
| DISTANCE BETWEEN PIN BOSSES | 1.250 INCHES NOMINAL IN |
| RETAINING RING GROOVE | NOT INCLUDED |
| SURFACE FINISH | FINISHED |
| OIL PASSAGE TYPE | SLOT THIRD RING |
| DIAMETER | 4.000 INCHES NOMINAL IN |