PartsTable TECHNICAL DATA SHEET
NSN 2540-01-722-3411Government record, cited

Cylinder Assembly, Reaction2540-01-722-3411

NSN 2540-01-722-3411 · NIIN 017223411 · Part number GSS 6557UP
Allegis Corporation · FSC 2540 — Vehicular Furniture and Accessories · FSG 25 — Vehicular Equipment Components · CAGE 3J615
Government record, cited
NSN 2540-01-722-3411 — this item is cataloged by the U.S. Government under National Stock Number 2540-01-722-3411. Manufacturer of record part number: GSS 6557UP.
Also searched as  2540-01-722-3411 · 2540017223411 · NIIN 017223411 · 01-722-3411 · FSC 2540 Vehicular Furniture and Accessories · CAGE 3J615 · GSS 6557UP
Nearby stock numbers  ·
Features
  • Cylinder Assembly,reaction — FSC 2540
  • 1 manufacturer part number on file
  • Manufacturer of record: Allegis Corporation
Identification
  • NSN: 2540-01-722-3411
  • NIIN: 017223411
  • FSC: 2540 — Vehicular Furniture and Accessories
  • FSG: 25 — Vehicular Equipment Components
  • Primary part number: GSS 6557UP
  • Manufacturer: Allegis Corporation
General Description

The Cylinder Assembly,reaction, cataloged under National Stock Number 2540-01-722-3411, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Allegis Corporation. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN2540-01-722-3411
Primary Part NumberGSS 6557UP
Item NameCylinder Assembly,reaction
FSC / FSG2540 / 25 — Vehicular Furniture and Accessories
ManufacturerAllegis Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardPossible hazard — SDS may be required (DLA HMIC P)
Criticality CodeX
Unit of IssueEA
Cross-Reference Index
Part NumberManufacturer
GSS 6557UP PRIMARY Allegis Corporation (USA)
No interchangeability data on file.
Other items in FSC 2540 — Vehicular Furniture and Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2540-00-003-8351
BOW,VEHICULAR TOP
2540-00-211-6255
ADAPTER,FLANGE
2540-00-286-9674
MIRROR ASSEMBLY,REARVIEW
2540-00-383-5078
PINTLE ASSEMBLY,TOWING
2540-00-402-8320
PEDAL,CONTROL
2540-00-693-1039
LINK,REPAIR,TIRE CROSS CHAIN
2540-01-221-1441
VENTILATOR,AIR CIRCULATING
2540-01-568-0545
INSULATION,VEHICULAR

Frequently Asked Questions

What is NSN 2540-01-722-3411?

NSN 2540-01-722-3411 is a Cylinder Assembly,reaction, manufactured by Allegis Corporation, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.

What part numbers are listed for NSN 2540-01-722-3411?

NSN 2540-01-722-3411 has 1 manufacturer part number on file: GSS 6557UP (Allegis Corporation).

What are the specifications of GSS 6557UP?

Key specifications for GSS 6557UP: Part Name Assigned by Controlling Agency: SPRING, GAS; End Item Identification: 2330-01-703-3707. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2540-01-722-3411 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). 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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