PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include weight: 100.0 OUNCES OZ, diameter: 5.125 INCHES NOMINAL IN, material: ALUMINUM ALLOY, head_style: RELIEVED, oil_groove: NOT 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 2815-00-457-0007, 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 | 100.0 OUNCES OZ |
| diameter | 5.125 INCHES NOMINAL IN |
| material | ALUMINUM ALLOY |
| head_style | RELIEVED |
| oil_groove | NOT INCLUDED |
| skirt_type | SOLID |
| carbon_groove | INCLUDED |
| overall_height | 6.270 INCHES NOMINAL IN |
| surface_finish | FINISHED |
| oil_passage_type | HOLE LOCATION NOT OTHERWISE SPECIFIED |
| pin_hole_bushing | NOT INCLUDED |
| pinhole_diameter | 1.9900 INCHES NOMINAL IN |
| NSN | 2815-00-457-0007 |
| PIN TYPE FOR WHICH DESIGNED | FLOATING |
| RETAINING RING GROOVE | INCLUDED |
| HEAD STYLE | RELIEVED |
| MATERIAL | ALUMINUM ALLOY |
| FINISHED SIZE DESIGNATION | STANDARD |
| SURFACE FINISH | FINISHED |
| RING GROOVE DIAMETER | 4.650 INCHES NOMINAL AND 4.678 INCHES NOMINAL AND 4.598 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| SKIRT BOTTOM CUTAWAY FEATURE | NOT INCLUDED |
| WEIGHT | 100.0 OUNCES OZ |
| GROOVE TAPER ANGLE | 10 DEGREES |