The Cylinder,hydraulic Accumulator, cataloged under National Stock Number 3040-01-128-4647, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-128-4647 |
| Item Name | Cylinder,hydraulic Accumulator |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Status | ACTIVE |
| Body Material | ALUMINUM ALLOY |
| Bore Diameter | 0.885 INCHES NOMINAL IN |
| 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 |
|---|---|
| 522-4674891 ITEM 5 | 5/2 Secondary reference U.S. Government activity |
| 522-4674891 ITE | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 4674891-5 | 3/2 Design control — primary reference U.S. Government activity |
| 522-4674891 | D/9 Drawing number reference only U.S. Government activity |
| 87633-1501 ITEM 5 | 5/9 Secondary reference U.S. Government activity |
| 87633-1501 | D/9 Drawing number reference only U.S. Government activity |
NSN 3040-01-128-4647 is a Cylinder,hydraulic Accumulator, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 3040-01-153-1483, 3040-01-153-1484. Verify interchangeability with system specifications before substitution.
Key specifications for 3040-01-128-4647: Overall Length: 12.000 INCHES NOMINAL IN; Body Material: ALUMINUM ALLOY; Bore Diameter: 0.885 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.
NSN 3040-01-128-4647 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.