4470-00-143-9546 IMPELLER ASSEMBLY Index 4520-00-143-9550 HEATER,WATER,GAS

National Stock Number:
4520-00-143-9548

Federal Supply Class:
4520

National Item Identification Number:
001439548

Description:
HEATER,WATER,GAS

Detail:
A UNIT SPECIFICALLY DESIGNED FOR HEATING WATER BY A DIRECT FIRED METHOD, UTILIZING A GAS FUEL BURNED IN A COMBUSTION CHAMBER INCLOSED WITHIN ITSELF. MAY BE INCORPORATED WITH A TANK AS AN INTEGRAL OR AS A SEPARATE UNIT FOR STORAGE OF THE WATER SO HEATED.


Manufacturer Information:
W-H-19681348FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC


Techincal Specification:
DEPARTURE FROM CITED DESIGNATORRD BY FEAT
GAS CONNECTION QUANTITY1
GAS CONNECTION THREAD SIZE AND SERIES/TYPE DESIGNATOR1/2 -14 NPT
FLUE PIPE SIZE3.000 INCHES NOMINAL
HEATING CAPACITY PER HOUR34.000 GALLONS
INSIDE SURFACE TREATMENTGLASS, FUSED
INSULATED FEATUREINCLUDED
OPERATING CONTROL METHODAUTOMATIC
OUTSIDE SURFACE TREATMENTENAMELED
MATERIALSTEEL
MAXIMUM OPERATING PRESSURE127.5 POUNDS PER SQUARE INCH
MOUNTING POSITIONVERTICAL
NONDEFINITIVE SPEC/STD DATA4 TYPE AND B GRADE
SPECIAL FEATURESW/O FLUE PIPE AND REPAIR PARTS AND MAINTENANCE NOT REQUIRED AND SINGLE COATED GLASS LINING SHALL BE 0.006 TO 0.015 IN. THK. AND DIP TUBE SHALL WITHSTAND 230 DEG F TEMP
SPECIFIC GAS FOR WHICH DESIGNEDNATURAL GAS
WATER INLET CONNECTION QUANTITY1
WATER INLET CONNECTION THREAD SIZE AND SERIES/TYPE DESIGNATOR3/4-14 NPT
TANK CAPACITY50.0 GALLONS
TEMP RISE PER HOUR100.0 FAHRENHEIT


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