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		                             National Stock Number: 4520-01-443-2865
  Federal Supply Class: 4520
  National Item Identification Number: 014432865
  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:
 | L210R0:B14837-D-0 SH 2 ITEM 23 | 74924 | INDEECO LLC |   
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