The Heater,vehicular,compartment, cataloged under National Stock Number 2540-01-181-3501, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Grove U.s. Llc Dba Grove Us Llc. Government technical data includes 25 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 2540-01-181-3501 |
| Primary Part Number | 7-515-000021 |
| Item Name | Heater,vehicular,compartment |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Grove U.s. Llc Dba Grove Us Llc |
| Status | ACTIVE |
| Speed Adjustments | SINGLE SPEED |
| Heat Delivery Rate | 20000.0 BRITISH THERMAL UNIT |
| Current Type | DC |
| Heat Medium Type | AIR |
| Inclosure Material | STEEL |
| Quantity | 1 |
| Voltage in Volts | 12.0 |
| Fuel Type | DF-2 REGULAR DIESEL FUEL OIL |
| Heat Outlet Quantity | 1 |
| Heat Discharge Outlet Type | ADJUSTABLE |
| Heat Delivery Direction | HORIZONTAL |
| Height | 7.000 INCHES NOMINAL IN |
| Air Circulation Device | BLOWER WHEEL |
| Surface Treatment | ENAMEL |
| Depth | 15.500 INCHES NOMINAL IN |
| Width | 11.000 INCHES NOMINAL IN |
| Fuel Consumption Rate Per Hour | 0.2 GALLONS |
| Prime Mover Type | ELECTRIC MOTOR |
| Circulated Air Type | HEATED |
| Heat Directing Device | DIRECTIONAL GRILLE |
| Ignition Method | ELECTRODE |
| Fuel Feed Method | EXTERNAL PUMP |
| Heating Element Type | COMBUSTION CHAMBER |
| Current Rating in Amps | 10.0 |
| 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 7-515-000021 | Grove U.s. Llc Dba Grove Us Llc (USA) |
| Reference | Meaning |
|---|---|
| UH-49-8 | 5/9 Secondary reference U.S. Government activity |
| DH22-15 | 3/2 Design control — primary reference U.S. Government activity |
NSN 2540-01-181-3501 is a Heater,vehicular,compartment, manufactured by Grove U.s. Llc Dba Grove Us Llc, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-181-3501 has 1 manufacturer part number on file: 7-515-000021 (Grove U.s. Llc Dba Grove Us Llc).
Key specifications for 7-515-000021: Speed Adjustments: SINGLE SPEED; Heat Delivery Rate: 20000.0 BRITISH THERMAL UNIT; Current Type: DC; Heat Medium Type: AIR. 25 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.