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NSN 3040-01-622-7848Government record, cited

Cylinder Assembly, Actuating, Line3040-01-622-7848

NSN 3040-01-622-7848 · NIIN 016227848 · Part number RD556
Spx Fluid Power · FSC 3040 — Miscellaneous Power Transmission Equipment · FSG 30 — Mechanical Power Transmission Equipment · CAGE 0PFG7
Government record, cited
NSN 3040-01-622-7848 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-622-7848. Manufacturer of record part number: RD556.
Also searched as  3040-01-622-7848 · 3040016227848 · NIIN 016227848 · 01-622-7848 · FSC 3040 Miscellaneous Power Transmission Equipment · CAGE 0PFG7 · RD556
Nearby stock numbers  ·
Features
  • Cylinder Assembly,actuating,line — FSC 3040
  • Compressed Length: 12.97 INCHES NOMINAL IN
  • Extended Length: 19.22 INCHES NOMINAL IN
  • Design Characteristics: DOUBLE ACTING SINGLE CYLINDER
  • Body Outside Diameter: 5.0 INCHES NOMINAL IN
  • Body Material: ALUMINUM ALLOY
  • Integral Valve Operation Method: HYDRAULIC
  • Bore Diameter: 3.75 INCHES NOMINAL IN
Identification
  • NSN: 3040-01-622-7848
  • NIIN: 016227848
  • FSC: 3040 — Miscellaneous Power Transmission Equipment
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: RD556
  • Manufacturer: Spx Fluid Power
General Description

The Cylinder Assembly,actuating,line, cataloged under National Stock Number 3040-01-622-7848, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Spx Fluid Power. Government technical data includes 7 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-622-7848
Primary Part NumberRD556
Item NameCylinder Assembly,actuating,line
FSC / FSG3040 / 30 — Miscellaneous Power Transmission Equipment
ManufacturerSpx Fluid Power
StatusACTIVE
Compressed Length12.97 INCHES NOMINAL IN
Extended Length19.22 INCHES NOMINAL IN
Design CharacteristicsDOUBLE ACTING SINGLE CYLINDER
Body Outside Diameter5.0 INCHES NOMINAL IN
Body MaterialALUMINUM ALLOY
Integral Valve Operation MethodHYDRAULIC
Bore Diameter3.75 INCHES NOMINAL IN
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
RD556 PRIMARY Spx Fluid Power (USA)
No interchangeability data on file.
Other items in FSC 3040 — Miscellaneous Power Transmission Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3040-00-001-0046
3040-00-001-0046 · Item name not on file
3040-00-001-0047
3040-00-001-0047 · Item name not on file
3040-00-001-0048
3040-00-001-0048 · Item name not on file
3040-00-001-0068
3040-00-001-0068 · Item name not on file
3040-00-001-0077
3040-00-001-0077 · Item name not on file
3040-00-001-0078
3040-00-001-0078 · Item name not on file
3040-00-001-0089
3040-00-001-0089 · Item name not on file
3040-00-001-1224
3040-00-001-1224 · Item name not on file

Frequently Asked Questions

What is NSN 3040-01-622-7848?

NSN 3040-01-622-7848 is a Cylinder Assembly,actuating,line, manufactured by Spx Fluid Power, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.

What part numbers are listed for NSN 3040-01-622-7848?

NSN 3040-01-622-7848 has 1 manufacturer part number on file: RD556 (Spx Fluid Power).

What are the specifications of RD556?

Key specifications for RD556: Compressed Length: 12.97 INCHES NOMINAL IN; Extended Length: 19.22 INCHES NOMINAL IN; Design Characteristics: DOUBLE ACTING SINGLE CYLINDER; Body Outside Diameter: 5.0 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.

Is NSN 3040-01-622-7848 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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