The Heater,vehicular,compartment, cataloged under National Stock Number 2540-01-013-0846, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2540-01-013-0846 |
| Primary Part Number | 11668862 |
| Item Name | Heater,vehicular,compartment |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Heat Delivery Rate | 60000.0 BRITISH THERMAL UNIT |
| Current Type | DC |
| Heat Medium Type | HOT WATER |
| Voltage in Volts | 24.0 |
| Diameter | 8.000 INCHES NOMINAL IN |
| Fuel Type | DF-2 REGULAR DIESEL FUEL OIL |
| Heat Outlet Quantity | 1 |
| Heat Discharge Outlet Type | STATIONARY |
| Heat Delivery Direction | HORIZONTAL |
| Height | 12.810 INCHES NOMINAL IN |
| Width | 8.000 INCHES NOMINAL IN |
| Heat Directing Device | FLEXIBLE DUCTS |
| Ignition Method | ELECTRODE |
| Fuel Feed Method | EXTERNAL PUMP |
| Heating Element Type | HOT WATER COIL |
| Current Rating in Amps | 12.0 |
| Operating Control Type | THERMOSTATIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 2540-01-013-0846 is a Heater,vehicular,compartment, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-013-0846 has 2 manufacturer part numbers on file: 11668862 (U S Army Tank Automotive Command Amsta-Im-Mm), 10560B24 (Meggitt Troy Inc).
Key specifications for 11668862: Heat Delivery Rate: 60000.0 BRITISH THERMAL UNIT; Current Type: DC; Heat Medium Type: HOT WATER; Voltage in Volts: 24.0. 17 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.