NSN 4520-01-273-5685

Part Details | STATIONARY DUCT TYPE HEATER


4520-01-273-5685 A device capable of producing heat from gas, liquid fuel, or an electrical heating element designed for permanent installation in sheet metal ducts of a forced air circulating system. It consists of (1) a finned, steel burner tube, a combustion air blower, a control panel, and a constant level fuel supply system or (2) a device having a heating element which when connected to an electrical source, directly imparts heat. It may be provided with a flanged outer casing to facilitate mounting in planned or existing duct work. Circulation of the heated air is achieved by use of a blower or fan not integral with the heating unit.

Alternate Parts: TFZ02S, TFZ-02S, 4520-01-273-5685, 01-273-5685, 4520012735685, 012735685

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
45FEB 26, 198801-273-568517014 ( HEATER, DUCT TYPE, STATIONARY )
REFERENCE DRAWINGS & PICTURES

Cross Reference | NSN 4520-01-273-5685
Part Number Cage Code Manufacturer
TFZ-02S74924INDEECO LLCDBA INDEECO

Technical Data | NSN 4520-01-273-5685
Characteristic Specifications
HEAT DELIVERY RATE15558.7 BRITISH THERMAL UNIT
CURRENT TYPE AC
VOLTAGE IN VOLTS440.0
FREQUENCY IN HERTZ60.0
PHASE SINGLE
CURRENT RATING IN AMPS35.4
HEATING ELEMENT TYPE ELECTRIC NONIMMERSION
HEAT MEDIUM TYPE AIR
MOUNTING TYPE VENTILATION DUCT
HEIGHT12.375 INCHES NOMINAL
WIDTH4.500 INCHES NOMINAL
DEPTH14.937 INCHES NOMINAL
DUCT HEIGHT9.750 INCHES
DUCT WIDTH10.250 INCHES
INCLOSURE MATERIAL STEEL CORROSION RESISTING
OPERATING CONTROL TYPE THERMAL SWITCH
SPECIAL FEATURESMUST BE FREE FROM MERCURY CONTAMINATION