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		                        | National Stock Number:
 4520-01-261-0978
 
 Federal Supply Class:
 4520
 
 National Item Identification Number:
 012610978
 
 Description:
 HEATER,DUCT TYPE,STATIONARY
 
 Detail:
 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.
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 Manufacturer Information:
 
 | 210-19082-42 ITEM 1-64-2 | 74924 | INDEECO LLC | 
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 Techincal Specification:
 
 | CURRENT RATING IN AMPS | 4.1 |  | CURRENT TYPE | AC |  | DEPTH | 17.500 INCHES NOMINAL |  | FREQUENCY IN HERTZ | 60.0 |  | HEAT DELIVERY RATE | 10645.0 BRITISH THERMAL UNIT |  | HEAT MEDIUM TYPE | AIR |  | HEIGHT | 6.000 INCHES NOMINAL |  | INCLOSURE MATERIAL | STEEL CORROSION RESISTING |  | PHASE | THREE |  | OPERATING CONTROL TYPE | THERMOSTATIC |  | VOLTAGE IN VOLTS | 440.0 |  | WIDTH | 18.000 INCHES NOMINAL | 
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