The Pump,reciprocating, cataloged under National Stock Number 4320-01-522-7639, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Doering Co. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4320-01-522-7639 |
| Primary Part Number | 241871-S |
| Item Name | Pump,reciprocating |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Doering Co |
| Status | ACTIVE |
| Pumping Element Type | PISTON |
| Pumping Element Operating Position | VERTICAL |
| Discharge Pressure | 000.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES |
| Operation Method | MANUAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4320-01-522-7639 is a Pump,reciprocating, manufactured by Doering Co, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-522-7639 has 2 manufacturer part numbers on file: 241871-S (Doering Co), 241930 (Allied Systems Company Dba Allied Systems Co).
Key specifications for 241871-S: Pumping Element Type: PISTON; Pumping Element Operating Position: VERTICAL; Discharge Pressure: 000.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES; Special Features: PUSH STYLE LINKAGE; WETTED PARTS ARE STAINLESS STEEL; BEAM AND COLLAR RETAINER ARE ELECTROLESS NICKEL PLATED STEEL, STD.; FLOATING CHECKS; DISPLACEMENT: .601 CU.IN.; BEAM(HANDLE SOCKET) .85 IN. I.D. IN. 4 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.