The Parts Kit,hydraulic Pump, cataloged under National Stock Number 4320-01-053-0481, 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 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4320-01-053-0481 |
| Primary Part Number | 845981 |
| Item Name | Parts Kit,hydraulic Pump |
| FSC / FSG | 4320 / 43 — Power and Hand Pumps |
| Manufacturer | Eaton Aerospace, Llc Dba Jackson South |
| Status | ACTIVE |
| Component Quantity | 5 |
| End Item Source | 62983 |
| End Item Name | HYDRAULIC MOTOR |
| Nonsupply Items and Quantities | 62983 845982 DRIVE SHAFT 1; 62983 46962 BEARING,PISTON 1; 62983 46963 PISTON 1; 62983 46965 BEARING,PISTON ROD END 1; 62983 56047 ROD,PISTON 1; 82983 56061 SUB-ASSY DRIVE SHAFT AND PISTON 9 |
| 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 |
|---|---|
| 845946PC58 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 845981 PRIMARY | Eaton Aerospace, Llc Dba Jackson South (USA) |
| Reference | Meaning |
|---|---|
| 845946 | D/9 Drawing number reference only Eaton Aerospace, Llc Dba Jackson South |
NSN 4320-01-053-0481 is a Parts Kit,hydraulic Pump, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4320, Power and Hand Pumps. Status: active.
NSN 4320-01-053-0481 has 2 manufacturer part numbers on file: 845946PC58 (Eaton Aerospace, Llc Dba Jackson South), 845981 (Eaton Aerospace, Llc Dba Jackson South).
3 possible matches (shared part number, not a government interchangeability claim): 4320-01-124-8892, 4320-01-131-6110, 5315-01-682-8647. Verify interchangeability with system specifications before substitution.
Key specifications for 845981: Component Quantity: 5; End Item Source: 62983; End Item Name: HYDRAULIC MOTOR; Nonsupply Items and Quantities: 62983 845982 DRIVE SHAFT 1; 62983 46962 BEARING,PISTON 1; 62983 46963 PISTON 1; 62983 46965 BEARING,PISTON ROD END 1; 62983 56047 ROD,PISTON 1; 82983 56061 SUB-ASSY DRIVE SHAFT AND PISTON 9. 4 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.