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National Stock Number:
4520-00-640-5434
Federal Supply Class:
4520
National Item Identification Number:
006405434
Description:
HEATER,VENTILATION,DUCT TYPE
Detail:
A HEAT TRANSFERRING UNIT UTILIZING A SEPARATE SOURCE OF STEAM OR HOT WATER AS THE HEAT TRANSFER MEDIUM. IT CONSISTS OF FINNED PARALLEL TUBES JOINED TOGETHER BY A HEADER OR HEADERS AND IS DESIGNED FOR INSTALLATION IN THE DUCTS OF A FORCED AIR CIRCULATING SYSTEM. IT MAY BE PROVIDED WITH A FLANGED OUTER CASING TO FACILITATE MOUNTING OF THE UNIT 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:
| MIL-H-16235 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | S3802-66970T27MNM | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| DUCT HEIGHT | 9.250 INCHES | | DUCT WIDTH | 22.000 INCHES | | DEPTH | 7.000 INCHES NOMINAL | | HEAT DELIVERY DIRECTION | HORIZONTAL | | HEIGHT | 12.250 INCHES NOMINAL | | HEAT DIRECTING DEVICE | FIXED LOUVER | | HEAT DISCHARGE OUTLET TYPE | STATIONARY | | HEAT MEDIUM TYPE | HOT WATER OR STEAM | | HEAT OUTLET QUANTITY | 1 | | HEATING ELEMENT TYPE | HOT WATER COIL OR STEAM COIL | | INCLOSURE MATERIAL | ALUMINUM AND COPPER AND COPPER ALLOY AND STEEL CORROSION RESISTING | | MAXIMUM PRESSURE LIMIT | 35.0 POUNDS PER SQUARE INCH GAGE | | MOUNTING TYPE | VENTILATION DUCT | | SPECIAL FEATURES | MAGNETIC PERMABILITY SHALL BE LESS THAN 1.2 BEFORE FABRICATION AND NOT GREATER THAN 2.0 AFTER FABRICATION AS MEASURED IN A 200 OERSTED FIELD,TUBE HAS 60 FINS PER FT. | | WIDTH | 31.125 INCHES NOMINAL |
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