389155: PISTON,INTERNAL COMBUSTION ENGIN.
PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include weight: 15.0 OUNCES OZ, diameter: 2.993 INCHES NOMINAL IN, material: ALUMINUM ALLOY, head_style: CROWN, oil_groove: NOT INCLUDED, skirt_type: SOLID. This part is cataloged in the U.S.
Government catalog under NSN 2805-01-099-6013, 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.
| weight | 15.0 OUNCES OZ |
| diameter | 2.993 INCHES NOMINAL IN |
| material | ALUMINUM ALLOY |
| head_style | CROWN |
| oil_groove | NOT INCLUDED |
| skirt_type | SOLID |
| carbon_groove | NOT INCLUDED |
| overall_height | 3.188 INCHES NOMINAL IN |
| surface_finish | FINISHED |
| pin_hole_bushing | NOT INCLUDED |
| pinhole_diameter | 0.6250 INCHES NOMINAL IN |
| ring_groove_width | 0.0935 INCHES NOMINAL AND 0.0670 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| NSN | 2805-01-099-6013 |
| OVERALL HEIGHT | 3.188 INCHES NOMINAL IN |
| CARBON GROOVE | NOT INCLUDED |
| RING GROOVE WIDTH | 0.0935 INCHES NOMINAL AND 0.0670 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| DISTANCE BETWEEN PIN BOSSES | 1.227 INCHES NOMINAL IN |
| RETAINING RING GROOVE | INCLUDED |
| SURFACE FINISH | FINISHED |
| DIAMETER | 2.993 INCHES NOMINAL IN |
| RING GROOVE DIAMETER | 2.744 INCHES NOMINAL FIRST RING IN |
| RING GROOVE DIAMETER | 2.744 INCHES NOMINAL SECOND RING IN |
| DISTANCE FROM PIN HOLE CENTER TO EXTREME TOP | 2.188 INCHES NOMINAL IN |