The Rotor,pump, cataloged under National Stock Number 4320-01-042-0275, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Rotor,pump |
| FSC / FSG | 4320 — Power and Hand Pumps (FSG 43) |
| Manufacturers | Curtiss-Wright Electro-Mechanical Corporation Div Epd (CAGE 0UBG9); Euramco Safety Inc (CAGE 52081) |
| Parameter | Value |
|---|---|
| NSN | 4320-01-042-0275 |
| Primary Part Number | 807197-81 |
| Item Name | Rotor,pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 807197-81 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| 55-22583-100-6 | Euramco Safety Inc (USA) |
| Reference | Meaning |
|---|---|
| 807197-81 | 3/9 Design control — primary reference U.S. Government activity |
| Y643307ROTOR ASSY | 5/9 Secondary reference U.S. Government activity |
| Y643307 | 5/9 Secondary reference Dresser Pump Div Dresser Industries Inc |
| YW100636ROTOR | 5/9 Secondary reference U.S. Government activity |
| Y643307 | 5/9 Secondary reference U.S. Government activity |
NSN 4320-01-042-0275 is a Rotor,pump, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-042-0275 has 2 manufacturer part numbers on file: 807197-81 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 55-22583-100-6 (Euramco Safety Inc).
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.