The Pump,axial Pistons, cataloged under National Stock Number 4320-01-503-4091, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 7 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-503-4091 |
| Primary Part Number | 023-80979-5 |
| Item Name | Pump,axial Pistons |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division |
| Status | ACTIVE |
| Pumping Element Type | PISTON |
| Operating Speed at Rated Capacity | 2100.0 REVOLUTIONS PER MINUTE |
| Drive Shaft Type | SPLINED, STRAIGHT EXTERNAL |
| Discharge Pressure | 000.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES |
| Cylinder Quantity | 1 |
| Maximum Discharge Flow Rate | 223.6 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 |
|---|---|
| 023-80979-5 | Wilson Company Dba Wilson Co (USA) |
| 023-80979-5 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division (USA) |
| 023-80979-5 | Maven Engineering Corporation (USA) |
| 023-80979-5 | Fluid Power Solution Llc (USA) |
| 023-80979-5 | Dela Technology Corporation Dba Dela Technology Corp (USA) |
| 023-80979-5 | S I T Corporation (USA) |
| 023-80979-5 | Scott Industrial Systems, Inc (USA) |
NSN 4320-01-503-4091 is a Pump,axial Pistons, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-503-4091 has 7 manufacturer part numbers on file: 023-80979-5 (Wilson Company Dba Wilson Co), 023-80979-5 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump Division), 023-80979-5 (Maven Engineering Corporation), 023-80979-5 (Fluid Power Solution Llc), 023-80979-5 (Dela Technology Corporation Dba Dela Technology Corp) and 2 more.
Key specifications for 023-80979-5: Pumping Element Type: PISTON; Operating Speed at Rated Capacity: 2100.0 REVOLUTIONS PER MINUTE; Drive Shaft Type: SPLINED, STRAIGHT EXTERNAL; Discharge Pressure: 000.0 WATER CONSERVING - WATER SAVING TECHNOLOGIES - LOW-FLOW PRE-RINSE SPRAY VALVES. 6 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.