NSN 2540-01-659-5404 — this item is cataloged by the U.S. Government under National Stock Number 2540-01-659-5404. Manufacturer of record part number: R0158947.
Also searched as2540-01-659-5404 ·
2540016595404 ·
NIIN 016595404 ·
01-659-5404 ·
FSC 2540 Vehicular Furniture and Accessories · CAGE SZ177 · R0158947 · R0158947-0300 · 362-2091
The Duct Assembly,air Conditioning-H, cataloged under National Stock Number 2540-01-659-5404, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Denel Vehicle Systems. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
Catalog Facts
Item Name
Duct Assembly,air Conditioning-H
FSC / FSG
2540 — Vehicular Furniture and Accessories (FSG 25)
Manufacturers
General Dynamics Land Systems Canadacorp (CAGE 56161); Denel Vehicle Systems (CAGE SZ177)
Technical Specifications
Parameter
Value
NSN
2540-01-659-5404
Primary Part Number
R0158947
Item Name
Duct Assembly,air Conditioning-H
FSC / FSG
2540 / 25 — Vehicular Furniture and Accessories
Manufacturer
Denel Vehicle Systems
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
Unit of Issue
EA
⇄Related Items3
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2540-01-659-5406R0158948POSSIBLE MATCH
DUCT ASSEMBLY,AIR CONDITIONING-H
Possible match (shared part number)Denel Vehicle Systems
2540-01-659-5408R0161036POSSIBLE MATCH
DUCT ASSEMBLY,AIR CONDITIONING-H
Possible match (shared part number)Denel Vehicle Systems
2540-01-659-5410R0158946POSSIBLE MATCH
DUCT ASSEMBLY,AIR CONDITIONING-H
Possible match (shared part number)Denel Vehicle Systems
NSN 2540-01-659-5404 is a Duct Assembly,air Conditioning-H, manufactured by Denel Vehicle Systems, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
What part numbers are listed for NSN 2540-01-659-5404?
NSN 2540-01-659-5404 has 2 manufacturer part numbers on file: R0158947 (General Dynamics Land Systems Canadacorp), R0158947 (Denel Vehicle Systems).
What NSN replaces 2540-01-659-5404?
3 possible matches (shared part number, not a government interchangeability claim): 2540-01-659-5406, 2540-01-659-5408, 2540-01-659-5410. Verify interchangeability with system specifications before substitution.
Is NSN 2540-01-659-5404 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.