The Pump,rotary, cataloged under National Stock Number 4320-01-322-1186, 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 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-322-1186 |
| Primary Part Number | HDB1 1/2, SN8A |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Warren Rupp, Inc |
| Status | ACTIVE |
| Pumping Element Operating Position | HORIZONTAL |
| Discharge Pressure | 3.0 COMPREHENSIVE PROCUREMENT GUIDELINE - VEHICULAR PRODUCTS - REBUILT VEHICULAR PARTS |
| Maximum Discharge Flow Rate | 60.0 GALLONS PER MINUTE |
| 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, SN8A PRIMARY | Warren Rupp, Inc (USA) |
| Reference | Meaning |
|---|---|
| SB1 1/2-A TYPE 4-SN-4-A | 3/9 Design control — primary reference Warren Rupp-Houdaille Inc Sub of Houdaille Industries Inc |
| SB1 1/2-A TYPE | C/1 Advisory reference — outside the item-of-supply concept Warren Rupp-Houdaille Inc Sub of Houdaille Industries Inc |
| HDB1 1/2, SN7A | 5/9 Secondary reference Warren Rupp, Inc |
| SB1 1/2-A TYPE 4 | 5/9 Secondary reference Warren Rupp-Houdaille Inc Sub of Houdaille Industries Inc |
NSN 4320-01-322-1186 is a Pump,rotary, manufactured by Warren Rupp, Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-322-1186 has 1 manufacturer part number on file: HDB1 1/2, SN8A (Warren Rupp, Inc).
Key specifications for HDB1 1/2, SN8A: Pumping Element Operating Position: HORIZONTAL; Discharge Pressure: 3.0 COMPREHENSIVE PROCUREMENT GUIDELINE - VEHICULAR PRODUCTS - REBUILT VEHICULAR PARTS; Maximum Discharge Flow Rate: 60.0 GALLONS PER MINUTE. 3 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.