The Pump,rotary, cataloged under National Stock Number 4320-01-442-0644, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-442-0644 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 90-3370-00 | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| 90-3370-00 | 5/9 Secondary reference U.S. Government activity |
| 93-3445-00 | 5/9 Secondary reference U.S. Government activity |
| E2 GEAREX SER NO B7943119 | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| 93-3445-00 | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| E2 GEAREX SER NO B7943119 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4320-01-442-0644 is a Pump,rotary, classified under FSC 4320, Power and Hand Pumps. Status: active.
5 possible matches (shared part number, not a government interchangeability claim): 3040-01-443-7533, 3040-01-443-7542, 4320-01-443-9542. Verify interchangeability with system specifications before substitution.
Key specifications for 4320-01-442-0644: End Item Identification: PUMP RTY PWR 285GPM 70PSI 900RPM MD RPM. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.