The Pump,rotary, cataloged under National Stock Number 4320-01-188-1850, 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. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Pump,rotary |
| FSC / FSG | 4320 — Power and Hand Pumps (FSG 43) |
| Manufacturers | Circor Pumps North America Llc (CAGE 59180) |
| Parameter | Value |
|---|---|
| NSN | 4320-01-188-1850 |
| Primary Part Number | SG4632 REV F |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Circor Pumps North America Llc |
| 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 |
|---|---|
| SG4632 REV F PRIMARY | Circor Pumps North America Llc (USA) |
| Reference | Meaning |
|---|---|
| 3EBX-187SSG4632F | 5/9 Secondary reference Circor Pumps North America Llc |
| SG-4632BGR1 | 5/9 Secondary reference Circor Pumps North America Llc |
| SG-4632B TYPE 3EBX-187S | 5/9 Secondary reference Circor Pumps North America Llc |
| SG-4632B | D/9 Drawing number reference only Circor Pumps North America Llc |
NSN 4320-01-188-1850 is a Pump,rotary, manufactured by Circor Pumps North America Llc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-188-1850 has 1 manufacturer part number on file: SG4632 REV F (Circor Pumps North America Llc).
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.