PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

VB68IPDEHeater,duct Type,portable

Vbm Corp · NSN 4520-00-873-6830 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-00-873-6830 — this item is cataloged by the U.S. Government under National Stock Number 4520-00-873-6830. Primary manufacturer part number: VB68IPDE.
Features
  • Heater,duct Type,portable — FSC 4520
  • Operating Control Type: THERMOSTATIC
  • Ignition Method: PILOT
  • Speed Adjustments: SINGLE SPEED
  • Heat Directing Device: FIXED LOUVER
  • Outlet Position: IN THE SAME DIRECTION
  • Heat Outlet Quantity: 2
  • Heating Element Type: COMBUSTION CHAMBER
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 4520-00-873-6830, 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 26 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
NSN4520-00-873-6830
Primary Part NumberVB68IPDE
Item NameHeater,duct Type,portable
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerVbm Corp
StatusACTIVE
Operating Control TypeTHERMOSTATIC
Ignition MethodPILOT
Speed AdjustmentsSINGLE SPEED
Heat Directing DeviceFIXED LOUVER
Outlet PositionIN THE SAME DIRECTION
Heat Outlet Quantity2
Heating Element TypeCOMBUSTION CHAMBER
Circulated Air TypeHEATED
Integral Fuel Tank Capacity16.0 GALLONS
Heat Discharge Outlet TypeSTATIONARY
Maximum Air Flow Rate1650.0 CUBIC FEET PER MINUTE
Prime Mover TypeGASOLINE ENGINE
Inclosure MaterialSTEEL
Height46.000 INCHES NOMINAL IN
Width36.000 INCHES NOMINAL IN
Test Data Document81349-MIL-H-11049 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Fuel Type91/96 OCTANE GASOLINE
Depth43.000 INCHES NOMINAL IN
Heat Delivery Rate250000.0 BRITISH THERMAL UNIT
Fuel Consumption Rate Per Hour4.0 GALLONS
Fuel Feed MethodGRAVITY
Heat Delivery DirectionHORIZONTAL
Mounting TypeWHEEL
Surface TreatmentPAINT
Quantity1
Heat Medium TypeAIR
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
4520-00-218-0808 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
4520-00-882-594513219E2500 INTERCHANGEABLE
Heater,duct Type,portable
Cecom Lr Center
4520-00-937-6168 INTERCHANGEABLE
Heater,duct Type,portable
Cross-Reference Index
Part NumberManufacturer
VB68IPDE 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
4520-00-218-0808INTERCHANGEABLE
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
4520-00-882-5945INTERCHANGEABLE
HEATER,DUCT TYPE,PORTABLE
13219E2500
4520-00-937-6168INTERCHANGEABLE
HEATER,DUCT TYPE,PORTABLE

Frequently Asked Questions

What is NSN 4520-00-873-6830?

NSN 4520-00-873-6830 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 4520-00-873-6830?

NSN 4520-00-873-6830 has 2 cross-referenced part numbers: VB68IPDE (Vbm Corp), MIL-H-11049 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 4520-00-873-6830?

There are 8 known substitutes for 4520-00-873-6830: 4520-00-001-7726, 4520-00-086-7676, 4520-00-218-0808 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of VB68IPDE?

Key specifications for VB68IPDE: Operating Control Type: THERMOSTATIC; Ignition Method: PILOT; Speed Adjustments: SINGLE SPEED; Heat Directing Device: FIXED LOUVER. 26 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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