The Pump,axial Pistons, cataloged under National Stock Number 4320-01-052-0189, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-052-0189 |
| Primary Part Number | 428100 |
| Item Name | Pump,axial Pistons |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Pumping Element Type | PISTON |
| Reciprocating Stroke Type | VARIABLE |
| Pump Reciprocating Design | SINGLE ACTING |
| 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 |
|---|---|
| PV3-115-15C | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 428100 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| 672949-107 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 4320-01-052-0189 is a Pump,axial Pistons, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-052-0189 has 2 manufacturer part numbers on file: PV3-115-15C (Eaton Aerospace, Llc Dba Jackson South), 428100 (Eaton Aerospace, Llc Dba Jackson South).
1 possible match (shared part number, not a government interchangeability claim): 2590-01-200-4298. Verify interchangeability with system specifications before substitution.
Key specifications for 428100: Pumping Element Type: PISTON; Reciprocating Stroke Type: VARIABLE; Pump Reciprocating Design: SINGLE ACTING. 3 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.