The Pump,rotary, cataloged under National Stock Number 4320-01-331-1689, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Circor Pumps North America Llc. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-331-1689 |
| Primary Part Number | SCS5463/D3EBCS-95 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Circor Pumps North America Llc |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Pumping Element Operating Position | HORIZONTAL |
| Discharge Connection Thread Size and Series/type Designator | 0.500-18 NPT |
| Rotary Pump Design | GEAR |
| Discharge Connection Type | THREADED INTERNAL |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Operation Method | POWERED |
| 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 |
|---|---|
| D3EBCS-95/SCS5463 | Circor Pumps North America Llc (USA) |
| SCS5463/D3EBCS-95 PRIMARY | Circor Pumps North America Llc (USA) |
| Reference | Meaning |
|---|---|
| SCS5463 | D/9 Drawing number reference only Circor Pumps North America Llc |
NSN 4320-01-331-1689 is a Pump,rotary, manufactured by Circor Pumps North America Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-331-1689 has 2 manufacturer part numbers on file: D3EBCS-95/SCS5463 (Circor Pumps North America Llc), SCS5463/D3EBCS-95 (Circor Pumps North America Llc).
Key specifications for SCS5463/D3EBCS-95: Discharge Connection Quantity: 1; Pumping Element Operating Position: HORIZONTAL; Discharge Connection Thread Size and Series/type Designator: 0.500-18 NPT; Rotary Pump Design: GEAR. 7 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.