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National Stock Number:
4520-01-618-2572
Federal Supply Class:
4520
National Item Identification Number:
016182572
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:
| 211031794B | 96169 | ELECTRIC BOAT CORPORATION | | 21809959 | 96169 | ELECTRIC BOAT CORPORATION | | 512-6985460-F67 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 512-7067232-F165 | 53711 | NAVAL SEA SYSTEMS COMMAND | | H643-1701-F165 | 96169 | ELECTRIC BOAT CORPORATION | | H643-3208-F67 | 96169 | ELECTRIC BOAT CORPORATION | | L211N1:E26181 | 74924 | INDEECO LLC | | TFZ-25M-EBHR | 74924 | INDEECO LLC |
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Techincal Specification:
| DEPTH | 20.0 INCHES NOMINAL | | FREQUENCY IN HERTZ | 60.0 | | HEAT DELIVERY RATE | 19517.452 BRITISH THERMAL UNIT | | HEAT MEDIUM TYPE | AIR | | HEATING ELEMENT TYPE | ELECTRIC NONIMMERSION | | HEIGHT | 9.125 INCHES NOMINAL | | MAXIMUM AIR FLOW RATE | 520.0 CUBIC FEET PER MINUTE | | INCLOSURE MATERIAL | STEEL CORROSION RESISTING | | PART NAME ASSIGNED BY CONTROLLING AGENCY | HEATER,ELECTRIC DUCT,EH25 TYPE M,HORIZONTAL RIGHT AIRFLOW | | PHASE | THREE | | PROPRIETARY CHARACTERISTICS | PACS | | MOUNTING TYPE | VENTILATION DUCT | | OPERATING CONTROL TYPE | HAND SWITCH | | VOLTAGE IN VOLTS | 440.0 | | WIDTH | 5.875 INCHES NOMINAL |
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