The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-325-2865, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Buffaloes Fire Pump Inc. Dba R B Pump Co. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-325-2865 |
| Primary Part Number | 1327SK6SP |
| Item Name | Pump Unit,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Buffaloes Fire Pump Inc. Dba R B Pump Co |
| Status | ACTIVE |
| Pumping Element Operating Position | HORIZONTAL |
| Prime Mover Power Rating | 102.0 HORSEPOWER |
| Centrifugal Pump Impeller Quantity | 1 |
| Prime Mover Quantity | 1 |
| Pump Quantity | 1 |
| Features Provided | SELF-PRIMING |
| Prime Mover Cooling Medium | AIR |
| Specification/standard Data | 62503-1327SK6SP MANUFACTURERS SPECIFICATION |
| Discharge Pressure | 50.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING CENOSPHERES |
| Maximum Discharge Flow Rate | 1250.0 GALLONS PER MINUTE |
| Prime Mover Type | DIESEL ENGINE |
| Media for Which Designed | HYDROCARBON FUELS AND OILS |
| Mounting Type | SKID |
| Total Head | 180.000 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 |
|---|---|
| 1327SK6SP PRIMARY | Buffaloes Fire Pump Inc. Dba R B Pump Co (USA) |
| Reference | Meaning |
|---|---|
| MIL-P-53051 | 4/1 Identification reference U.S. Government activity |
NSN 4320-01-325-2865 is a Pump Unit,centrifugal, manufactured by Buffaloes Fire Pump Inc. Dba R B Pump Co, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-325-2865 has 1 manufacturer part number on file: 1327SK6SP (Buffaloes Fire Pump Inc. Dba R B Pump Co).
Key specifications for 1327SK6SP: Pumping Element Operating Position: HORIZONTAL; Prime Mover Power Rating: 102.0 HORSEPOWER; Centrifugal Pump Impeller Quantity: 1; Prime Mover Quantity: 1. 14 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.