The Accumulator,hydraulic, cataloged under National Stock Number 2530-01-394-0548, is classified within Federal Supply Class 2530 (Vehicular Brake, Steering, Axle, Wheel, and Track Components) of the Vehicular Equipment Components group. The manufacturer of record is Robert Bosch Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2530-01-394-0548 |
| Primary Part Number | 0-531-602-581 |
| Item Name | Accumulator,hydraulic |
| FSC / FSG | 2530 / 25 — Vehicular Brake, Steering, Axle, Wheel, and Track Components |
| Manufacturer | Robert Bosch Llc |
| Status | ACTIVE |
| Bleeder Opening | NOT INCLUDED |
| Overall Diameter | 4.500 INCHES NOMINAL IN |
| Cubic Capacity | 43.000 CUBIC INCHES |
| Port Screw Thread Diameter | 0.500 INCHES NOMINAL IN |
| Port Screw Thread Series Designator | NPTF |
| Shape | CYLINDRICAL |
| Operating Pressure | 3000.000 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Port Screw Thread Quantity Per Inch | 14.000 |
| Separator Type | DIAPHRAGM |
| Thread Class | 2A A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 0-531-602-581 PRIMARY | Robert Bosch Llc (USA) |
| Reference | Meaning |
|---|---|
| 0-531-502-635 | 5/9 Secondary reference Robert Bosch Llc |
| 0-531-602-581 | 5/9 Secondary reference Bosch Automation Technology |
| 0-531-502-635 | 5/9 Secondary reference Bosch Automation Technology |
NSN 2530-01-394-0548 is a Accumulator,hydraulic, manufactured by Robert Bosch Llc, classified under FSC 2530, Vehicular Brake, Steering, Axle, Wheel, and Track Components. Status: active.
NSN 2530-01-394-0548 has 1 manufacturer part number on file: 0-531-602-581 (Robert Bosch Llc).
Key specifications for 0-531-602-581: Bleeder Opening: NOT INCLUDED; Overall Diameter: 4.500 INCHES NOMINAL IN; Cubic Capacity: 43.000 CUBIC INCHES; Port Screw Thread Diameter: 0.500 INCHES NOMINAL IN. 10 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.