The Heater,vehicular,compartment, cataloged under National Stock Number 2540-01-261-2435, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Red Dot Corporation Dba Red Dot Corp. Government technical data includes 21 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 2540-01-261-2435 |
| Primary Part Number | R-255-0 |
| Item Name | Heater,vehicular,compartment |
| FSC / FSG | 2540 / 25 — Vehicular Furniture and Accessories |
| Manufacturer | Red Dot Corporation Dba Red Dot Corp |
| Status | ACTIVE |
| Maximum Air Flow Rate | 280.0 CUBIC FEET PER MINUTE |
| Speed Adjustments | TWO SPEED |
| Heat Delivery Rate | 36000.0 BRITISH THERMAL UNIT |
| Current Type | DC |
| Heat Medium Type | HOT WATER |
| Inclosure Material | STEEL |
| Quantity | 2 |
| Voltage in Volts | 12.0 |
| Heat Outlet Quantity | 1 |
| Heat Discharge Outlet Type | STATIONARY |
| Heat Delivery Direction | VERTICAL |
| Height | 6.450 INCHES NOMINAL IN |
| Air Circulation Device | PROPELLER FAN |
| Depth | 3.750 INCHES NOMINAL IN |
| Width | 16.020 INCHES NOMINAL IN |
| Prime Mover Type | ELECTRIC MOTOR |
| Circulated Air Type | HEATED |
| Fuel Feed Method | EXTERNAL PUMP |
| Heating Element Type | HOT WATER COIL |
| Current Rating in Amps | 6.6 |
| Operating Control Type | HAND SWITCH |
| 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 |
|---|---|
| R-255-0 PRIMARY | Red Dot Corporation Dba Red Dot Corp (USA) |
| Reference | Meaning |
|---|---|
| R-255 | C/1 Advisory reference — outside the item-of-supply concept Red Dot Corporation Dba Red Dot Corp |
NSN 2540-01-261-2435 is a Heater,vehicular,compartment, manufactured by Red Dot Corporation Dba Red Dot Corp, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
NSN 2540-01-261-2435 has 1 manufacturer part number on file: R-255-0 (Red Dot Corporation Dba Red Dot Corp).
1 possible match (shared part number, not a government interchangeability claim): 7520-01-591-2420. Verify interchangeability with system specifications before substitution.
Key specifications for R-255-0: Maximum Air Flow Rate: 280.0 CUBIC FEET PER MINUTE; Speed Adjustments: TWO SPEED; Heat Delivery Rate: 36000.0 BRITISH THERMAL UNIT; Current Type: DC. 21 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.