The Pump Unit,centrifugal, cataloged under National Stock Number 4320-01-450-9748, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. Government technical data includes 28 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4320-01-450-9748 |
| Primary Part Number | 1P793 |
| Item Name | Pump Unit,centrifugal |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | W.w. Grainger, Inc. Div Government Sales Division |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Phase | THREE |
| Intake Connection Type | THREADED INTERNAL |
| Frequency in Hertz | 60.0 |
| Inclosure Type | FULLY INCLOSED |
| Current Type | AC |
| Pumping Element Operating Position | HORIZONTAL |
| Suction Lift | 0.000 FEET FT |
| Prime Mover Power Rating | 1.5 HORSEPOWER |
| Centrifugal Pump Impeller Quantity | 1 |
| Voltage in Volts | 220.0 AND 440.0 |
| Cooling Method | AIR TO AIR COOLED |
| Prime Mover Quantity | 1 |
| Centrifugal Pump Impeller Suction Type | SINGLE |
| Pump Quantity | 1 |
| Discharge Connection Thread Size and Series/type Designator | 1.000-11-1/2 NPT |
| Prime Mover Cooling Medium | AIR |
| Intake Connection Thread Size and Series/type Designator | 1.250-11-1/2 NPT |
| Stage Quantity | 1 |
| Discharge Pressure | 9.0 COMPREHENSIVE PROCUREMENT GUIDELINE - CONSTRUCTION PRODUCTS - CEMENT AND CONCRETE CONTAINING SILICA FUME |
| Environmental Protection | DRIPPROOF |
| Maximum Discharge Flow Rate | 99.0 GALLONS PER MINUTE |
| Discharge Connection Type | THREADED INTERNAL |
| Intake Connection Quantity | 1 |
| Prime Mover Type | ELECTRIC MOTOR |
| Media for Which Designed | LIQUID |
| Mounting Type | BASE |
| Centrifugal Pump Design | MIXED FLOW |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4320-01-450-9748 is a Pump Unit,centrifugal, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-450-9748 has 2 manufacturer part numbers on file: 1P793 (W.w. Grainger, Inc. Div Government Sales Division), 1P793 (Parts Co of America Div of Grainger W W Inc).
Key specifications for 1P793: Discharge Connection Quantity: 1; Phase: THREE; Intake Connection Type: THREADED INTERNAL; Frequency in Hertz: 60.0. 28 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.