The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-01-528-6597, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Parker Hannifin Corp Fluidpower Group Cylinder Div Enfield Plant. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 4320-01-528-6597 |
| Primary Part Number | 1465880138 |
| Item Name | Seal Assembly,shaft,spring Loade |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Parker Hannifin Corp Fluidpower Group Cylinder Div Enfield Plant |
| 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 |
|---|---|
| 1465880138 PRIMARY | Parker Hannifin Corp Fluidpower Group Cylinder Div Enfield Plant (USA) |
| Reference | Meaning |
|---|---|
| TS-2000 | 5/1 Secondary reference Parker Hannifin Corp Fluidpower Group Cylinder Div Enfield Plant |
NSN 4320-01-528-6597 is a Seal Assembly,shaft,spring Loade, manufactured by Parker Hannifin Corp Fluidpower Group Cylinder Div Enfield Plant, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-528-6597 has 1 manufacturer part number on file: 1465880138 (Parker Hannifin Corp Fluidpower Group Cylinder Div Enfield Plant).
1 possible match (shared part number, not a government interchangeability claim): 2330-01-594-3627. Verify interchangeability with system specifications before substitution.
Key specifications for 1465880138: Special Features: BORE-3.25IN.; STROKE-55.00IN.; ROD DIAMETER 1.375IN.; FLUID - HYDRAULIC; POLYURETHANE MATERIAL THAT WILL NOT REACT CHEMICALLY WITH PETROLEUM-BASED HYDRAULIC FLUID IN; Part Name Assigned by Controlling Agency: SEAL; End Item Identification: NHA: HYDRAULIC CYLINDER, FASI. 0 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.