790638-001: PISTON,PUMP.
The PISTON,PUMP is a the manufacturer industrial component. Key specifications include diameter: 0.490 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN, material: ALUMINUM ALLOY, head_style: HUMP, oil_groove: NOT INCLUDED, skirt_type: SOLID, overall_height: 4.670 INCHES MINIMUM AND 4.690 INCHES MAXIMUM IN. This part is cataloged in the U.S.
Government catalog under NSN 4320-01-368-1503, 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 | 0.490 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN |
| material | ALUMINUM ALLOY |
| head_style | HUMP |
| oil_groove | NOT INCLUDED |
| skirt_type | SOLID |
| overall_height | 4.670 INCHES MINIMUM AND 4.690 INCHES MAXIMUM IN |
| surface_finish | FINISHED |
| pin_hole_bushing | NOT INCLUDED |
| special_features | CONNECTS TO A CROSSHEAD PISTON BY 0.4375IN. DIA,16 THREADS PER INCH,UN-2A A |
| surface_treatment | CHROMIUM |
| retaining_ring_groove | NOT INCLUDED |
| end_item_identification | 3655-00-722-3901 |
| NSN | 4320-01-368-1503 |
| OVERALL HEIGHT | 4.670 INCHES MINIMUM AND 4.690 INCHES MAXIMUM IN |
| INTEGRAL CONNECTING ROD | NOT INCLUDED |
| RETAINING RING GROOVE | NOT INCLUDED |
| SURFACE FINISH | FINISHED |
| DIAMETER | 0.490 INCHES MINIMUM AND 0.495 INCHES MAXIMUM IN |
| PIN | NOT INCLUDED |
| OIL GROOVE | NOT INCLUDED |
| HEAD STYLE | HUMP |
| SKIRT BOTTOM CUTAWAY FEATURE | NOT INCLUDED |
| FINISHED SIZE DESIGNATION | STANDARD |
No substitute or cross-reference records for this part.