6620-01-668-3698 GAGE,PRESSURE,DIAL INDICATING 6685-01-668-3619 THERMOCOUPLE,HEATING ELEMENT

National Stock Number:
6680-01-668-6174

Federal Supply Class:
6680

National Item Identification Number:
016686174

Description:
TRANSMITTER,LIQUID QUANTITY


Manufacturer Information:
20200-031389305SIMMONDS PRECISION PRODUCTS INC
S345A001-40181205THE BOEING COMPANY


Techincal Specification:
ACTUATION METHODCAPACITANCE CHANGE
III PART NAME ASSIGNED BY CONTROLLING AGENCYTANK UNIT
PROPRIETARY CHARACTERISTICSPACS
MEDIA FOR WHICH DESIGNEDFUEL, AVIATION
MOUNTING METHODBRACKET
OVERALL LENGTH22.0 INCHES NOMINAL
SPECIAL FEATURESTHE TANK UNIT INCLUDES TWO MOUNTING BRACKETS THAT ARE ATTACHED WITH BOLTS TO THE FUEL TANK STRUCTURE WHEN THE TANK UNIT IS INSTALLED, THE CAPACITANCE VALUE OF A TANK UNIT IS CHANGED BY 1) THE LEVEL OF FUEL BETWEEN THE CONCENTRIC INNER AND OUTER TUBES, 2) THE DIELECTRIC CONSTANT OF THE FUEL IS A FUNCTION OF TEMPERATURE AND TYPE OF FUEL


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