NSN 2540-01-688-2939 · NIIN 016882939 · Part number AL4005643
General Dynamics Ordnance and Tactical Systems, Inc. · FSC 2540 — Vehicular Furniture and Accessories · FSG 25 — Vehicular Equipment Components · CAGE 0F875
Government record, cited
NSN 2540-01-688-2939 — this item is cataloged by the U.S. Government under National Stock Number 2540-01-688-2939. Manufacturer of record part number: AL4005643.
Also searched as2540-01-688-2939 ·
2540016882939 ·
NIIN 016882939 ·
01-688-2939 ·
FSC 2540 Vehicular Furniture and Accessories · CAGE 0F875 · AL4005643
Manufacturer: General Dynamics Ordnance and Tactical Systems, Inc.
General Description
The Support,structural Component,veh, cataloged under National Stock Number 2540-01-688-2939, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is General Dynamics Ordnance and Tactical Systems, Inc.. Government technical data includes 6 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. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
2540-01-688-2939
Primary Part Number
AL4005643
Item Name
Support,structural Component,veh
FSC / FSG
2540 / 25 — Vehicular Furniture and Accessories
Manufacturer
General Dynamics Ordnance and Tactical Systems, Inc.
Status
ACTIVE
Component Quantity
1
Mounting Hole Quantity
3
Document Type
INDUSTRIAL DRAWING
Usage Design
FULL-TRACKED VEHICLE AND VEHICULAR
Mounting Position
REAR
Vehicle Design Control Activity
0F875
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
General Dynamics Ordnance and Tactical Systems, Inc. (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.
2540-00-001-2045
2540-00-001-2045 · Item name not on file
2540-00-001-3392
2540-00-001-3392 · Item name not on file
2540-00-001-3467
2540-00-001-3467 · Item name not on file
2540-00-001-3534
2540-00-001-3534 · Item name not on file
2540-00-001-3535
2540-00-001-3535 · Item name not on file
2540-00-001-3536
2540-00-001-3536 · Item name not on file
2540-00-001-3537
BRACKET,HEADLIGHT,MOUNTING
2540-00-001-3538
BRACKET,HEADLIGHT,MOUNTING
Frequently Asked Questions
What is NSN 2540-01-688-2939?
NSN 2540-01-688-2939 is a Support,structural Component,veh, manufactured by General Dynamics Ordnance and Tactical Systems, Inc., classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
What part numbers are listed for NSN 2540-01-688-2939?
NSN 2540-01-688-2939 has 1 manufacturer part number on file: AL4005643 (General Dynamics Ordnance and Tactical Systems, Inc.).
What are the specifications of AL4005643?
Key specifications for AL4005643: Component Quantity: 1; Mounting Hole Quantity: 3; Overall Height: 51.0 INCHES NOMINAL IN; Document Type: INDUSTRIAL DRAWING. 6 specifications are documented in the U.S. Government catalog.
Is NSN 2540-01-688-2939 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.