The Pumping Unit,clear Water, cataloged under National Stock Number 4320-01-734-9838, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. The record lists 4 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | Pumping Unit,clear Water |
| FSC / FSG | 4320 — Power and Hand Pumps (FSG 43) |
| Manufacturers | Naval Inventory Control Point Mechanicsburg (CAGE 03950) |
| Parameter | Value |
|---|---|
| NSN | 4320-01-734-9838 |
| Primary Part Number | 532-8843629-PMP-1TR |
| Item Name | Pumping Unit,clear Water |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 532-8843629-PMP-1TR | Naval Inventory Control Point Mechanicsburg (USA) |
| 999D0944TR | Naval Inventory Control Point Mechanicsburg (USA) |
| 218120045ATR | Naval Inventory Control Point Mechanicsburg (USA) |
| R6591507-PMP-1TR | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 8843629 | D/9 Drawing number reference only Naval Sea Systems Command |
| 999D0944 | 3/1 Design control — primary reference Circor Naval Solutions Llc Dba Warren Pumps |
| 218120045A | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| R6591507-PMP-1 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 532-8843629-PMP-1 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 4320-01-734-9838 is a Pumping Unit,clear Water, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-734-9838 has 4 manufacturer part numbers on file: 532-8843629-PMP-1TR (Naval Inventory Control Point Mechanicsburg), 999D0944TR (Naval Inventory Control Point Mechanicsburg), 218120045ATR (Naval Inventory Control Point Mechanicsburg), R6591507-PMP-1TR (Naval Inventory Control Point Mechanicsburg).
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.