The Pump,hydraulic, cataloged under National Stock Number 4320-01-671-9579, 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 Gear Pump Division. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Pump,hydraulic |
| FSC / FSG | 4320 — Power and Hand Pumps (FSG 43) |
| Manufacturers | Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division (CAGE 10129) |
| Parameter | Value |
|---|---|
| NSN | 4320-01-671-9579 |
| Primary Part Number | 702 9120 066 |
| Item Name | Pump,hydraulic |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division |
| Status | ACTIVE |
| 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 |
|---|---|
| 702 9120 066 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division (USA) |
| Reference | Meaning |
|---|---|
| 12638439 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 4320-01-671-9579 is a Pump,hydraulic, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-671-9579 has 1 manufacturer part number on file: 702 9120 066 (Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division).
1 possible match (shared part number, not a government interchangeability claim): 2990-01-674-8270. Verify interchangeability with system specifications before substitution.
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.