NSN 2540-01-457-5660 — this item is cataloged by the U.S. Government under National Stock Number 2540-01-457-5660. Manufacturer of record part number: 1970740.
Also searched as2540-01-457-5660 ·
2540014575660 ·
NIIN 014575660 ·
01-457-5660 ·
FSC 2540 Vehicular Furniture and Accessories · CAGE 75Q65 · 1970740
Nearby stock numbers← 2540-01-457-4317 Control Box, Electrical, Vehicular
·
2540-01-457-7602 Accessory Kit, Vehicle Body →
Features
Valve,heater Control,vehicular — FSC 2540
1 manufacturer part number on file
Manufacturer of record: Oshkosh Defense Llc
Identification
NSN: 2540-01-457-5660
NIIN: 014575660
FSC: 2540 — Vehicular Furniture and Accessories
FSG: 25 — Vehicular Equipment Components
Primary part number: 1970740
Manufacturer: Oshkosh Defense Llc
General Description
The Valve,heater Control,vehicular, cataloged under National Stock Number 2540-01-457-5660, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2540-01-457-5660
Primary Part Number
1970740
Item Name
Valve,heater Control,vehicular
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.
2540-00-001-2045
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
Related Parts in Vehicular Equipment Components
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
11588889
2540-00-001-3538
BRACKET,HEADLIGHT,MOUNTING
11588891
Frequently Asked Questions
What is NSN 2540-01-457-5660?
NSN 2540-01-457-5660 is a Valve,heater Control,vehicular, manufactured by Oshkosh Defense Llc, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
What part numbers are listed for NSN 2540-01-457-5660?
NSN 2540-01-457-5660 has 1 manufacturer part number on file: 1970740 (Oshkosh Defense Llc).
What are the specifications of 1970740?
Key specifications for 1970740: End Item Identification: ITEM USED ON T3000 FIRE TRUCK. 0 specifications are documented in the U.S. Government catalog.
Is NSN 2540-01-457-5660 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.