The Accumulator,hydraulic, cataloged under National Stock Number 4920-00-045-5338, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Parker-Hannifin Corporation Div Hydraulic Accumulator Division. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4920-00-045-5338 |
| Primary Part Number | 800857 |
| Item Name | Accumulator,hydraulic |
| FSC / FSG | 4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment |
| Manufacturer | Parker-Hannifin Corporation Div Hydraulic Accumulator Division |
| Status | ACTIVE |
| Bleeder Opening | INCLUDED |
| Overall Diameter | 2.500 INCHES NOMINAL IN |
| Cubic Capacity | 10.000 CUBIC INCHES |
| Port Screw Thread Diameter | 0.562 INCHES NOMINAL IN |
| Port Screw Thread Series Designator | UNF |
| Operating Pressure | 3000.000 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Port Screw Thread Quantity Per Inch | 18.000 |
| Thread Class | 3B OR 3 FIT |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 800857 PRIMARY | Parker-Hannifin Corporation Div Hydraulic Accumulator Division (USA) |
| Reference | Meaning |
|---|---|
| A1009-1200 | 5/9 Secondary reference Parker-Hannifin Corporation Div Hydraulic Accumulator Division |
NSN 4920-00-045-5338 is a Accumulator,hydraulic, manufactured by Parker-Hannifin Corporation Div Hydraulic Accumulator Division, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.
NSN 4920-00-045-5338 has 1 manufacturer part number on file: 800857 (Parker-Hannifin Corporation Div Hydraulic Accumulator Division).
1 possible match (shared part number, not a government interchangeability claim): 1337-00-921-5589. Verify interchangeability with system specifications before substitution.
Key specifications for 800857: Bleeder Opening: INCLUDED; Overall Diameter: 2.500 INCHES NOMINAL IN; Cubic Capacity: 10.000 CUBIC INCHES; Port Screw Thread Diameter: 0.562 INCHES NOMINAL IN. 9 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.
NSN 4920-00-045-5338 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.