The Accumulator,hydraulic, cataloged under National Stock Number 2090-01-284-4532, is classified within Federal Supply Class 2090 (Miscellaneous Ship and Marine Equipment) of the Ship and Marine Equipment group. The manufacturer of record is Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2090-01-284-4532 |
| Primary Part Number | R210-4D |
| Item Name | Accumulator,hydraulic |
| FSC / FSG | 2090 / 20 — Miscellaneous Ship and Marine Equipment |
| Manufacturer | Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd |
| Status | ACTIVE |
| Overall Diameter | 5.500 INCHES NOMINAL IN |
| Shape | CYLINDRICAL |
| 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 |
|---|---|
| R210-4D PRIMARY | Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd (USA) |
| Reference | Meaning |
|---|---|
| R210-4 | 5/9 Secondary reference Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd |
| R210-4DX | C/1 Advisory reference — outside the item-of-supply concept Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd |
NSN 2090-01-284-4532 is a Accumulator,hydraulic, manufactured by Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd, classified under FSC 2090, Miscellaneous Ship and Marine Equipment. Status: active.
NSN 2090-01-284-4532 has 1 manufacturer part number on file: R210-4D (Wilkes & Mc Lean Ltd Div Wilkes and Mclean Ltd).
Key specifications for R210-4D: Overall Diameter: 5.500 INCHES NOMINAL IN; Shape: CYLINDRICAL; Overall Length: 21.770 INCHES NOMINAL IN. 2 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.