The Hydraulic Accumulator Piston, cataloged under National Stock Number 2090-01-319-1945, is classified within Federal Supply Class 2090 (Miscellaneous Ship and Marine Equipment) of the Ship and Marine Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2090-01-319-1945 |
| Item Name | Hydraulic Accumulator Piston |
| FSC / FSG | 2090 / 20 — Miscellaneous Ship and Marine Equipment |
| Status | ACTIVE |
| General Characteristics Item Description | CAST ALUMINUM ALLOY A356-0-T6 GRADE A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| H554BJ001 ITEM 51 | 5/2 Secondary reference U.S. Government activity |
| D554BJ052 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2090-01-319-1945 is a Hydraulic Accumulator Piston, classified under FSC 2090, Miscellaneous Ship and Marine Equipment. Status: active.
Key specifications for 2090-01-319-1945: General Characteristics Item Description: CAST ALUMINUM ALLOY A356-0-T6 GRADE A; End Item Identification: WASP CLASS LHD SHIP. 1 specification is 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 2090-01-319-1945 has DEMIL Code Q. 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.