FSC 4520 — Space and Water Heating Equipment · FSG 45 — Plumbing, Heating, and Waste Disposal
Government record, cited
Also searched as4520-01-368-0551 ·
4520013680551 ·
NIIN 013680551 ·
01-368-0551 ·
FSC 4520 Space and Water Heating Equipment
Nearby stock numbers← 4520-01-368-0550 Heater, Ventilation, Duct Type
·
4520-01-368-0552 Heater, Ventilation, Duct Type →
Features
Heater,ventilation,duct Type — FSC 4520
Heat Delivery Rate: 3003.0 BRITISH THERMAL UNIT
Heat Medium Type: AIR
Inclosure Material: STEEL CORROSION RESISTING
Height: 30.500 INCHES NOMINAL IN
Depth: 8.250 INCHES NOMINAL IN
Width: 11.000 INCHES NOMINAL IN
Mounting Type: VENTILATION DUCT
Identification
NSN: 4520-01-368-0551
NIIN: 013680551
FSC: 4520 — Space and Water Heating Equipment
FSG: 45 — Plumbing, Heating, and Waste Disposal
General Description
The Heater,ventilation,duct Type, cataloged under National Stock Number 4520-01-368-0551, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4520-01-368-0551
Item Name
Heater,ventilation,duct Type
FSC / FSG
4520 / 45 — Space and Water Heating Equipment
Status
ACTIVE
Heat Delivery Rate
3003.0 BRITISH THERMAL UNIT
Heat Medium Type
AIR
Inclosure Material
STEEL CORROSION RESISTING
Height
30.500 INCHES NOMINAL IN
Depth
8.250 INCHES NOMINAL IN
Width
11.000 INCHES NOMINAL IN
Mounting Type
VENTILATION DUCT
Heating Element Type
ELECTRIC NONIMMERSION
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
24E506020G84
3/9Design control — primary reference
General Electric Co Aviation Service Seattle of Aviation Service Dept
No interchangeability data on file.
Other items in FSC 4520 — Space and Water Heating Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4520-00-000-0098
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-000-0099
4520-00-000-0099 · Item name not on file
4520-00-001-1240
4520-00-001-1240 · Item name not on file
4520-00-001-3518
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-3519
HEATING ELEMENT,ELECTRICAL,IMMER
4520-00-001-6052
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-6298
HEATING ELEMENT,ELECTRICAL,NONIM
4520-00-001-7726
HEATER,DUCT TYPE,PORTABLE
Frequently Asked Questions
What is NSN 4520-01-368-0551?
NSN 4520-01-368-0551 is a Heater,ventilation,duct Type, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
What are the specifications of 4520-01-368-0551?
Key specifications for 4520-01-368-0551: Heat Delivery Rate: 3003.0 BRITISH THERMAL UNIT; Heat Medium Type: AIR; Inclosure Material: STEEL CORROSION RESISTING; Height: 30.500 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.
Is NSN 4520-01-368-0551 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.