The Pump,reciprocating, cataloged under National Stock Number 4320-01-263-2002, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Clayton Manufacturing Company. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Pump,reciprocating |
| FSC / FSG | 4320 — Power and Hand Pumps (FSG 43) |
| Manufacturers | Clayton Manufacturing Company (CAGE 12736) |
| Parameter | Value |
|---|---|
| NSN | 4320-01-263-2002 |
| Primary Part Number | UH-27393 |
| Item Name | Pump,reciprocating |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Clayton Manufacturing Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| R-10877 FIG 4 | Clayton Manufacturing Company (USA) |
| UH-27393 PRIMARY | Clayton Manufacturing Company (USA) |
NSN 4320-01-263-2002 is a Pump,reciprocating, manufactured by Clayton Manufacturing Company, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-263-2002 has 2 manufacturer part numbers on file: R-10877 FIG 4 (Clayton Manufacturing Company), UH-27393 (Clayton Manufacturing Company).
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.