The Pump,rotary, cataloged under National Stock Number 4320-00-286-0780, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-286-0780 |
| Primary Part Number | 4028894 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Intake Connection Type | OVAL FLANGE |
| Drive Shaft Length | 4.500 INCHES NOMINAL IN |
| Drive Connection Type | SPUR GEAR |
| Control Location | RIGHT SIDE |
| Drive Shaft Type | SPLINED, STRAIGHT EXTERNAL |
| Volume Control Type | ROTARY |
| Drive Shaft End Diameter | 0.935 INCHES NOMINAL IN |
| Rotary Pump Design | GEAR |
| Discharge Connection Type | OVAL FLANGE |
| Intake Connection Quantity | 1 |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Pump Rotation Direction | CLOCKWISE |
| Mounting Type | FRAME |
| Operation Method | POWERED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 4028894 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 4320-00-286-0780 is a Pump,rotary, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-286-0780 has 1 manufacturer part number on file: 4028894 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for 4028894: Discharge Connection Quantity: 1; Intake Connection Type: OVAL FLANGE; Drive Shaft Length: 4.500 INCHES NOMINAL IN; Drive Connection Type: SPUR GEAR. 15 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.
NSN 4320-00-286-0780 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.