The Pump,reciprocating, cataloged under National Stock Number 4320-01-682-7724, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Warren Rupp, Inc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-682-7724 |
| Primary Part Number | HDB1 1/2-A SB-7-A |
| Item Name | Pump,reciprocating |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Warren Rupp, Inc |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Pumping Element Type | DIAPHRAGM |
| Pumping Element Operating Position | VERTICAL |
| Reciprocating Stroke Type | FIXED |
| Pump Reciprocating Design | DOUBLE ACTING |
| Discharge Pressure | 25.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES |
| Maximum Discharge Flow Rate | 105.0 GALLONS PER MINUTE |
| Discharge Connection Type | THREADED INTERNAL |
| Operation Method | POWERED |
| Total Head | 289.0 FEET FT |
| 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 |
|---|---|
| HDB1 1/2-A SB-7-A PRIMARY | Warren Rupp, Inc (USA) |
NSN 4320-01-682-7724 is a Pump,reciprocating, manufactured by Warren Rupp, Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-682-7724 has 1 manufacturer part number on file: HDB1 1/2-A SB-7-A (Warren Rupp, Inc).
Key specifications for HDB1 1/2-A SB-7-A: Discharge Connection Quantity: 1; Pumping Element Type: DIAPHRAGM; Pumping Element Operating Position: VERTICAL; Reciprocating Stroke Type: FIXED. 10 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.