NSN 2540-01-661-6001 — this item is cataloged by the U.S. Government under National Stock Number 2540-01-661-6001. Manufacturer of record part number: 4209645.
Also searched as2540-01-661-6001 ·
2540016616001 ·
NIIN 016616001 ·
01-661-6001 ·
FSC 2540 Vehicular Furniture and Accessories · CAGE 75Q65 · 4209645
The Pipe,exhaust, cataloged under National Stock Number 2540-01-661-6001, 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. 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
2540-01-661-6001
Primary Part Number
4209645
Item Name
Pipe,exhaust
FSC / FSG
2540 / 25 — Vehicular Furniture and Accessories
Manufacturer
Oshkosh Defense Llc
Status
ACTIVE
End Item Model Number
P19R
End Item Source
75Q65
Design Form
PREBENT
Nominal Overall Length
23.34 INCHES IN
End Item Name
EXHAUST PIPE
Usage Location
EXHAUST PIPE
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.
2540-00-001-2045
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 2540-01-661-6001?
NSN 2540-01-661-6001 is a Pipe,exhaust, manufactured by Oshkosh Defense Llc, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
What part numbers are listed for NSN 2540-01-661-6001?
NSN 2540-01-661-6001 has 1 manufacturer part number on file: 4209645 (Oshkosh Defense Llc).
What are the specifications of 4209645?
Key specifications for 4209645: End Item Model Number: P19R; End Item Source: 75Q65; Design Form: PREBENT; Nominal Overall Length: 23.34 INCHES IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 2540-01-661-6001 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.