91353-1: PISTON,INTERNAL COMBUSTION ENGIN.
PISTON,INTERNAL COMBUSTION ENGIN. Key specifications include material: ALUMINUM ALLOY 2024 BODY, thread_class: 3B ALL ENDS, connection_type: THREADED INTERNAL BOSS ALL ENDS, connection_style: GASKET SEAL (BOSS) ALL ENDS, special_features: 0.750 IN. DIA HEX IN, style_designator: STRAIGHT THRU.
This part is cataloged in the U.S. Government catalog under NSN 2805-00-752-1966, 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.
| material | ALUMINUM ALLOY 2024 BODY |
| thread_class | 3B ALL ENDS |
| connection_type | THREADED INTERNAL BOSS ALL ENDS |
| connection_style | GASKET SEAL (BOSS) ALL ENDS |
| special_features | 0.750 IN. DIA HEX IN |
| style_designator | STRAIGHT THRU |
| thread_direction | RIGHT-HAND ALL ENDS |
| mounting_position | HORIZONTAL |
| nominal_thread_size | 0.438 INCHES ALL ENDS IN |
| maximum_operating_temp | 100.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| valve_operation_method | AUTOMATIC |
| end_item_identification | AIRCRAFT,HERCULES C-130 |
| NSN | 2805-00-752-1966 |
| OVERALL HEIGHT | 4.125 INCHES NOMINAL IN |
| CARBON GROOVE | NOT INCLUDED |
| RING GROOVE WIDTH | 0.0960 INCHES MINIMUM AND 0.0970 INCHES MAXIMUM SECOND RING IN |
| RING GROOVE WIDTH | 0.1890 INCHES MINIMUM AND 0.1900 INCHES MAXIMUM THIRD RING IN |
| RING GROOVE WIDTH | 0.0970 INCHES MINIMUM AND 0.0980 INCHES MAXIMUM FIRST RING IN |
| DISTANCE BETWEEN PIN BOSSES | 1.656 INCHES NOMINAL IN |
| RETAINING RING GROOVE | INCLUDED |
| SURFACE FINISH | FINISHED |
| RING GROOVE POSITION AND QUANTITY | NUMBER 1,NUMBER 2,NUMBER 3,AND NUMBER 4 PISTON ALL RINGS |
| OIL PASSAGE TYPE | SLOT LOCATION NOT OTHERWISE SPECIFIED |