The Heater,duct Type,portable, cataloged under National Stock Number 4520-00-001-7726, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Vbm Corp. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-001-7726 |
| Primary Part Number | VBM250 |
| Item Name | Heater,duct Type,portable |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Vbm Corp |
| Status | ACTIVE |
| Height | 40.000 INCHES NOMINAL IN |
| Flue Connection Location | ON TOP |
| Inclosure Material | STEEL |
| Fuel Feed Method | INTERNAL PUMP |
| Radio Interference Suppression Type | ARMY, MIL-E-53301, RADIO SUPPRESSION |
| Ignition Method | MANUAL |
| Speed Adjustments | SINGLE SPEED |
| Heat Outlet Quantity | 2 |
| Heat Discharge Outlet Type | ADJUSTABLE |
| Heat Delivery Rate | 250000.0 BRITISH THERMAL UNIT |
| Maximum Air Flow Rate | 1200.0 CUBIC FEET PER MINUTE |
| Fuel Consumption Rate Per Hour | 23.6 POUNDS LBS |
| Outlet Position | IN THE SAME DIRECTION |
| Mounting Type | WHEEL |
| Depth | 46.000 INCHES NOMINAL IN |
| Fuel Type | 80/87 OCTANE GASOLINE AND 91/96 OCTANE GASOLINE AND 100/130 OCTANE GASOLINE AND 115/145 OCTANE GASOLINE |
| Air Circulation Device | PROPELLER FAN |
| Prime Mover Type | GASOLINE ENGINE |
| Heat Directing Device | ADJUSTABLE LOUVER |
| Heat Medium Type | AIR |
| Quantity | 1 |
| Surface Treatment | PAINT |
| Integral Fuel Tank Capacity | 18.5 GALLONS |
| Width | 30.000 INCHES NOMINAL IN |
| Heating Element Type | COMBUSTION CHAMBER |
| Operating Control Type | THERMOSTATIC |
| Nondefinitive Spec/std Data | 1 TYPE |
| Specification/standard Data | 81349-MIL-H-11049 GOVERNMENT SPECIFICATION |
| Circulated Air Type | HEATED |
| Heat Delivery Direction | HORIZONTAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| VBM250 | Vbm Corp (USA) |
| MIL-H-11049 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 4520-00-001-7726 is a Heater,duct Type,portable, manufactured by Vbm Corp, classified under FSC 4520 (No Item Name Available). Status: active.
NSN 4520-00-001-7726 has 2 cross-referenced part numbers: VBM250 (Vbm Corp), MIL-H-11049 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 8 known substitutes for 4520-00-001-7726: 4520-00-086-7676, 4520-00-218-0808, 4520-00-255-5051 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for VBM250: Height: 40.000 INCHES NOMINAL IN; Flue Connection Location: ON TOP; Inclosure Material: STEEL; Fuel Feed Method: INTERNAL PUMP. 30 total characteristics are documented in the Federal Logistics Information System.