NSN 4520-01-256-3561

Part Details | STATIONARY DUCT TYPE HEATER


4520-01-256-3561 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: MILH22594, MIL-H-22594, EH19H, 4520-01-256-3561, 01-256-3561, 4520012563561, 012563561

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
45JUN 04, 198701-256-356117014 ( HEATER, DUCT TYPE, STATIONARY )
REFERENCE DRAWINGS & PICTURES

Cross Reference | NSN 4520-01-256-3561
Part Number Cage Code Manufacturer
MIL-H-2259481349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
EH19H17032VALAD ELECTRIC HEATING CORP.

Technical Data | NSN 4520-01-256-3561
Characteristic Specifications
HEAT DELIVERY RATE2217.8 BRITISH THERMAL UNIT
CURRENT TYPE AC
VOLTAGE IN VOLTS115.0
FREQUENCY IN HERTZ60.0
PHASE SINGLE
CURRENT RATING IN AMPS5.65
HEATING ELEMENT TYPE ELECTRIC NONIMMERSION
HEAT MEDIUM TYPE AIR
MOUNTING TYPE VENTILATION DUCT
HEIGHT6.250 INCHES NOMINAL
WIDTH13.000 INCHES NOMINAL
DEPTH8.000 INCHES NOMINAL
INCLOSURE MATERIAL STEEL CORROSION RESISTING
SURFACE TREATMENT ZINC
OPERATING CONTROL TYPE THERMOSTATIC
SPECIFICATION/STANDARD DATA81349-MIL-H-22594A GOVERNMENT SPECIFICATION
NONDEFINITIVE SPEC/STD DATA19EH SIZE AND H TYPE