The Seat,vehicular, cataloged under National Stock Number 2540-01-303-5778, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 8 items share a part number with this NSN in the catalog (possible match — not a government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
Seat,vehicular
FSC / FSG
2540 — Vehicular Furniture and Accessories (FSG 25)
Technical Specifications
Parameter
Value
NSN
2540-01-303-5778
Item Name
Seat,vehicular
FSC / FSG
2540 / 25 — Vehicular Furniture and Accessories
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 Items8
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
2540-01-303-5779POSSIBLE MATCH
FRAME,SEAT,VEHICULAR
Possible match (shared part number)
3040-01-303-6448POSSIBLE MATCH
CONNECTING LINK,RIGID
Possible match (shared part number)
6150-01-304-0100685 0001-430POSSIBLE MATCH
CABLE ASSEMBLY,SPECIAL PURPOSE,E
Possible match (shared part number)Bae Systems Hagglunds Aktiebolag
6150-01-304-0124685 0001-436POSSIBLE MATCH
LEAD,ELECTRICAL
Possible match (shared part number)Bae Systems Hagglunds Aktiebolag
6150-01-304-085894953-991POSSIBLE MATCH
CABLE ASSEMBLY,SPECIAL PURPOSE,E
Possible match (shared part number)Amz Alabama Inc.
2540-01-304-1978POSSIBLE MATCH
COVER,VENTILATORY
Possible match (shared part number)
2540-01-304-1994POSSIBLE MATCH
SEAT,VEHICULAR
Possible match (shared part number)
2540-01-304-2693POSSIBLE MATCH
FRAME,SEAT,VEHICULAR
Possible match (shared part number)
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
94861-991
3/9Design control — primary reference
U.s. Defense Services, Inc. Dba Usds
6850001
D/9Drawing number reference only
Bae Systems Hagglunds Ab
6850001-301
5/9Secondary reference
Bae Systems Hagglunds Ab
Related Parts
2540-01-303-5779POSSIBLE MATCH
FRAME,SEAT,VEHICULAR
3040-01-303-6448POSSIBLE MATCH
CONNECTING LINK,RIGID
6150-01-304-0100POSSIBLE MATCH
CABLE ASSEMBLY,SPECIAL PURPOSE,E
685 0001-430
6150-01-304-0124POSSIBLE MATCH
LEAD,ELECTRICAL
685 0001-436
6150-01-304-0858POSSIBLE MATCH
CABLE ASSEMBLY,SPECIAL PURPOSE,E
94953-991
2540-01-304-1978POSSIBLE MATCH
COVER,VENTILATORY
2540-01-304-1994POSSIBLE MATCH
SEAT,VEHICULAR
2540-01-304-2693POSSIBLE MATCH
FRAME,SEAT,VEHICULAR
Frequently Asked Questions
What is NSN 2540-01-303-5778?
NSN 2540-01-303-5778 is a Seat,vehicular, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
What NSN replaces 2540-01-303-5778?
8 possible matches (shared part number, not a government interchangeability claim): 2540-01-303-5779, 3040-01-303-6448, 6150-01-304-0100. Verify interchangeability with system specifications before substitution.
Is NSN 2540-01-303-5778 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.