F135A04021E: PISTON,INTERNAL COMBUSTION ENGIN.
PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include diameter: 3.125 INCHES NOMINAL IN, head_style: FLAT, oil_groove: NOT INCLUDED, skirt_type: SOLID, carbon_groove: NOT INCLUDED, overall_height: 3.470 INCHES NOMINAL IN. This part is cataloged in the U.S.
Government catalog under NSN 2805-01-021-4287, 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 | 3.125 INCHES NOMINAL IN |
| head_style | FLAT |
| oil_groove | NOT INCLUDED |
| skirt_type | SOLID |
| carbon_groove | NOT INCLUDED |
| overall_height | 3.470 INCHES NOMINAL IN |
| surface_finish | FINISHED |
| oil_passage_type | SLOT THIRD RING |
| pin_hole_bushing | NOT INCLUDED |
| pinhole_diameter | 0.8605 INCHES NOMINAL IN |
| ring_groove_width | 0.1880 INCHES NOMINAL FOURTH RING IN |
| ring_groove_diameter | 2.778 INCHES NOMINAL THIRD RING IN |
| NSN | 2805-01-021-4287 |
| OVERALL HEIGHT | 3.470 INCHES NOMINAL IN |
| CARBON GROOVE | NOT INCLUDED |
| RING GROOVE WIDTH | 0.0950 INCHES NOMINAL SECOND RING IN |
| RING GROOVE WIDTH | 0.1880 INCHES NOMINAL FOURTH RING IN |
| RING GROOVE WIDTH | 0.0820 INCHES NOMINAL FIRST RING IN |
| RING GROOVE WIDTH | 0.0950 INCHES NOMINAL THIRD RING IN |
| DISTANCE BETWEEN PIN BOSSES | 1.281 INCHES NOMINAL IN |
| RETAINING RING GROOVE | INCLUDED |
| SURFACE FINISH | FINISHED |
| OIL PASSAGE TYPE | SLOT THIRD RING |