The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-319-3097, 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 23 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 | 4320-01-319-3097 |
| Primary Part Number | D-4019A |
| 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 |
| Discharge Connection Quantity | 1 |
| Intake Connection Type | ROUND FLANGE |
| Inclosure Type | FULLY INCLOSED |
| Current Type | AC |
| Pumping Element Operating Position | HORIZONTAL |
| Prime Mover Power Rating | 5.000 HORSEPOWER |
| Centrifugal Pump Impeller Quantity | 1 |
| Voltage in Volts | 440.0 |
| Cooling Method | BLOWER COOLED |
| Prime Mover Quantity | 1 |
| Centrifugal Pump Impeller Suction Type | SINGLE |
| Operating Speed at Rated Capacity | 3500.0 REVOLUTIONS PER MINUTE |
| Pump Quantity | 1 |
| Prime Mover Cooling Medium | AIR |
| Stage Quantity | 1 |
| Discharge Pressure | 5.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES |
| Environmental Protection | DRIPPROOF |
| Maximum Discharge Flow Rate | 50.0 GALLONS PER MINUTE |
| Discharge Connection Type | ROUND FLANGE |
| Intake Connection Quantity | 1 |
| Prime Mover Type | ELECTRIC MOTOR |
| Centrifugal Pump Design | RADIAL FLOW |
| Total Head | 127.000 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 |
|---|---|
| D-4019A PRIMARY | Buffaloes Fire Pump Inc. Dba R B Pump Co (USA) |
NSN 4320-01-319-3097 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 4320-01-319-3097 has 1 manufacturer part number on file: D-4019A (Buffaloes Fire Pump Inc. Dba R B Pump Co).
Key specifications for D-4019A: Discharge Connection Quantity: 1; Intake Connection Type: ROUND FLANGE; Inclosure Type: FULLY INCLOSED; Current Type: AC. 23 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.