The Pump,rotary, cataloged under National Stock Number 4320-01-259-9166, 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 17 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 | 4320-01-259-9166 |
| Primary Part Number | 1P784 |
| Item Name | Pump,rotary |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | W.w. Grainger, Inc. Div Government Sales Division |
| Status | ACTIVE |
| Discharge Connection Quantity | 1 |
| Intake Connection Type | THREADED EXTERNAL |
| Pumping Element Operating Position | HORIZONTAL |
| Drive Connection Type | CLOSE COUPLED |
| Operating Speed at Rated Capacity | 1725.0 REVOLUTIONS PER MINUTE |
| Discharge Connection Thread Size and Series/type Designator | 0.250-18 NPT |
| Drive Shaft Type | D-TYPE |
| Intake Connection Thread Size and Series/type Designator | 0.250-18 NPT |
| Maximum Discharge Flow Rate | 2.2 GALLONS PER MINUTE |
| Drive Shaft End Diameter | 0.250 INCHES NOMINAL IN |
| Rotary Pump Design | GEAR |
| Discharge Connection Type | THREADED EXTERNAL |
| Intake Connection Quantity | 1 |
| Material | COPPER ALLOY PUMP BASIC |
| Pump Rotation Direction | CLOCKWISE |
| Mounting Type | FLANGE |
| Operation Method | POWERED |
| 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 |
|---|---|
| 1P784 PRIMARY | W.w. Grainger, Inc. Div Government Sales Division (USA) |
NSN 4320-01-259-9166 is a Pump,rotary, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-259-9166 has 1 manufacturer part number on file: 1P784 (W.w. Grainger, Inc. Div Government Sales Division).
Key specifications for 1P784: Discharge Connection Quantity: 1; Intake Connection Type: THREADED EXTERNAL; Pumping Element Operating Position: HORIZONTAL; Drive Connection Type: CLOSE COUPLED. 17 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.