PartsTable TECHNICAL DATA SHEET
NSN 2590-01-262-5278Government record, cited

Cylinder, Hydraulic Accumulator2590-01-262-5278

NSN 2590-01-262-5278 · NIIN 012625278 · Part number 840956
Eaton Aerospace, Llc Dba Jackson South · FSC 2590 — Miscellaneous Vehicular Components · FSG 25 — Vehicular Equipment Components · CAGE 62983
Government record, cited
NSN 2590-01-262-5278 — this item is cataloged by the U.S. Government under National Stock Number 2590-01-262-5278. Manufacturer of record part number: 840956.
Also searched as  2590-01-262-5278 · 2590012625278 · NIIN 012625278 · 01-262-5278 · FSC 2590 Miscellaneous Vehicular Components · CAGE 62983 · 840956
Nearby stock numbers  ·
Features
  • Cylinder,hydraulic Accumulator — FSC 2590
  • Overall Diameter: 3.000 INCHES NOMINAL IN
  • Body Material: STEEL
  • 1 manufacturer part number on file
  • Manufacturer of record: Eaton Aerospace, Llc Dba Jackson South
Identification
  • NSN: 2590-01-262-5278
  • NIIN: 012625278
  • FSC: 2590 — Miscellaneous Vehicular Components
  • FSG: 25 — Vehicular Equipment Components
  • Primary part number: 840956
  • Manufacturer: Eaton Aerospace, Llc Dba Jackson South
General Description

The Cylinder,hydraulic Accumulator, cataloged under National Stock Number 2590-01-262-5278, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2590-01-262-5278
Primary Part Number840956
Item NameCylinder,hydraulic Accumulator
FSC / FSG2590 / 25 — Miscellaneous Vehicular Components
ManufacturerEaton Aerospace, Llc Dba Jackson South
StatusACTIVE
Overall Diameter3.000 INCHES NOMINAL IN
Body MaterialSTEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
840956 PRIMARY Eaton Aerospace, Llc Dba Jackson South (USA)
Reference documents
ReferenceMeaning
840956 3/9 Design control — primary reference
U.S. Government activity
No interchangeability data on file.
Other items in FSC 2590 — Miscellaneous Vehicular Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2590-00-001-1252
2590-00-001-1252 · Item name not on file
2590-00-001-1253
2590-00-001-1253 · Item name not on file
2590-00-001-1254
BRACKET,HORN MOUNTING
2590-00-001-3423
2590-00-001-3423 · Item name not on file
2590-00-001-3438
2590-00-001-3438 · Item name not on file
2590-00-001-3439
2590-00-001-3439 · Item name not on file
2590-00-001-3461
2590-00-001-3461 · Item name not on file
2590-00-001-3463
2590-00-001-3463 · Item name not on file

Frequently Asked Questions

What is NSN 2590-01-262-5278?

NSN 2590-01-262-5278 is a Cylinder,hydraulic Accumulator, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.

What part numbers are listed for NSN 2590-01-262-5278?

NSN 2590-01-262-5278 has 1 manufacturer part number on file: 840956 (Eaton Aerospace, Llc Dba Jackson South).

What are the specifications of 840956?

Key specifications for 840956: Overall Diameter: 3.000 INCHES NOMINAL IN; Overall Length: 5.250 INCHES NOMINAL IN; Body Material: STEEL. 2 specifications are documented in the U.S. Government catalog.

Is NSN 2590-01-262-5278 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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