NSN 2540-01-591-9128 — this item is cataloged by the U.S. Government under National Stock Number 2540-01-591-9128. Manufacturer of record part number: 4021939.
Also searched as2540-01-591-9128 ·
2540015919128 ·
NIIN 015919128 ·
01-591-9128 ·
FSC 2540 Vehicular Furniture and Accessories · CAGE 75Q65 · 4021939 · 3756008
The Adapter,lvsr, cataloged under National Stock Number 2540-01-591-9128, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Oshkosh Defense Llc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
2540-01-591-9128
Primary Part Number
4021939
Item Name
Adapter,lvsr
FSC / FSG
2540 / 25 — Vehicular Furniture and Accessories
Manufacturer
Oshkosh Defense Llc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
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 2540-01-591-9128?
NSN 2540-01-591-9128 is a Adapter,lvsr, manufactured by Oshkosh Defense Llc, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
What part numbers are listed for NSN 2540-01-591-9128?
NSN 2540-01-591-9128 has 1 manufacturer part number on file: 4021939 (Oshkosh Defense Llc).
What are the specifications of 4021939?
Key specifications for 4021939: Part Name Assigned by Controlling Agency: ADAPTER, LVSR, RH.. 0 specifications are documented in the U.S. Government catalog.
Is NSN 2540-01-591-9128 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.