PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B3077CS53Heater,duct Type,portable

Vbm Corp · NSN 4520-00-218-0808 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-00-218-0808 — this item is cataloged by the U.S. Government under National Stock Number 4520-00-218-0808. Primary manufacturer part number: B3077CS53.
Features
  • Heater,duct Type,portable — FSC 4520
  • Heating Element Type: COMBUSTION CHAMBER
  • Heat Delivery Direction: HORIZONTAL
  • Mounting Type: WHEEL
  • Height: 40.000 INCHES NOMINAL IN
  • Heat Discharge Outlet Type: ADJUSTABLE
  • Circulated Air Type: HEATED
  • Inclosure Material: STEEL
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heater,duct Type,portable, cataloged under National Stock Number 4520-00-218-0808, 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 23 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.

Technical Specifications
ParameterValue
NSN4520-00-218-0808
Primary Part NumberB3077CS53
Item NameHeater,duct Type,portable
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerVbm Corp
StatusACTIVE
Heating Element TypeCOMBUSTION CHAMBER
Heat Delivery DirectionHORIZONTAL
Mounting TypeWHEEL
Height40.000 INCHES NOMINAL IN
Heat Discharge Outlet TypeADJUSTABLE
Circulated Air TypeHEATED
Inclosure MaterialSTEEL
Operating Control TypeTHERMOSTATIC
Depth46.000 INCHES NOMINAL IN
Prime Mover TypeGASOLINE ENGINE
Ignition MethodMANUAL
Speed AdjustmentsSINGLE SPEED
Heat Medium TypeAIR
Outlet PositionIN THE SAME DIRECTION
Fuel TypeGASOLINE
Heat Directing DeviceADJUSTABLE LOUVER
Width30.000 INCHES NOMINAL IN
Quantity1
Heat Outlet Quantity2
Heat Delivery Rate250000.0 BRITISH THERMAL UNIT
Air Circulation DevicePROPELLER FAN
Maximum Air Flow Rate1200.0 CUBIC FEET PER MINUTE
Fuel Feed MethodEXTERNAL PUMP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
4520-00-001-7726 INTERCHANGEABLE
Heater,duct Type,portable
4520-00-086-7676 INTERCHANGEABLE
Heater,duct Type,portable
4520-00-255-5051 INTERCHANGEABLE
Heater,duct Type,portable
4520-00-856-5983 INTERCHANGEABLE
Heater,duct Type,portable
4520-00-873-6563 INTERCHANGEABLE
Heater,duct Type,portable
4520-00-873-6830 INTERCHANGEABLE
Heater,duct Type,portable
4520-00-882-594513219E2500 INTERCHANGEABLE
Heater,duct Type,portable
Cecom Lr Center
4520-00-937-6168 INTERCHANGEABLE
Heater,duct Type,portable
Cross-Reference Index
Part NumberManufacturer
B3077CS53 Vbm Corp (USA)
MIL-H-11049 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
4520-00-001-7726INTERCHANGEABLE
HEATER,DUCT TYPE,PORTABLE
4520-00-086-7676INTERCHANGEABLE
HEATER,DUCT TYPE,PORTABLE
4520-00-255-5051INTERCHANGEABLE
HEATER,DUCT TYPE,PORTABLE
4520-00-856-5983INTERCHANGEABLE
HEATER,DUCT TYPE,PORTABLE
4520-00-873-6563INTERCHANGEABLE
HEATER,DUCT TYPE,PORTABLE
4520-00-873-6830INTERCHANGEABLE
HEATER,DUCT TYPE,PORTABLE
4520-00-882-5945INTERCHANGEABLE
HEATER,DUCT TYPE,PORTABLE
13219E2500
4520-00-937-6168INTERCHANGEABLE
HEATER,DUCT TYPE,PORTABLE

Frequently Asked Questions

What is NSN 4520-00-218-0808?

NSN 4520-00-218-0808 is a Heater,duct Type,portable, manufactured by Vbm Corp, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-00-218-0808?

NSN 4520-00-218-0808 has 2 cross-referenced part numbers: B3077CS53 (Vbm Corp), MIL-H-11049 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4520-00-218-0808?

There are 8 known substitutes for 4520-00-218-0808: 4520-00-001-7726, 4520-00-086-7676, 4520-00-255-5051 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B3077CS53?

Key specifications for B3077CS53: Heating Element Type: COMBUSTION CHAMBER; Heat Delivery Direction: HORIZONTAL; Mounting Type: WHEEL; Height: 40.000 INCHES NOMINAL IN. 23 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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