The Pump,rotary, cataloged under National Stock Number 4320-00-021-2943, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-00-021-2943 |
| Primary Part Number | LD616589 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Discharge Connection Quantity | 2 |
| Drive Connection Type | RIGID COUPLED |
| Unpackaged Unit Length | 15.000 INCHES NOMINAL IN |
| Operating Speed at Rated Capacity | 1750.0 REVOLUTIONS PER MINUTE |
| Unpackaged Unit Width | 12.300 INCHES NOMINAL IN |
| Drive Shaft Type | SPLINED, STRAIGHT EXTERNAL |
| Unpackaged Unit Height | 15.000 INCHES NOMINAL IN |
| Maximum Discharge Flow Rate | 11.0 GALLONS PER MINUTE AND 5.0 GALLONS PER MINUTE |
| Intake Connection Quantity | 1 |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Pump Rotation Direction | CLOCKWISE |
| 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 | S |
NSN 4320-00-021-2943 is a Pump,rotary, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-00-021-2943 has 2 manufacturer part numbers on file: 2481637 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), LD616589 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for LD616589: Discharge Connection Quantity: 2; Drive Connection Type: RIGID COUPLED; Unpackaged Unit Length: 15.000 INCHES NOMINAL IN; Operating Speed at Rated Capacity: 1750.0 REVOLUTIONS PER MINUTE. 12 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.