4520-00-917-7461 HEATING ELEMENT,ELECTRICAL,NONIM Index 4520-00-919-5014 HEATING ELEMENT,ELECTRICAL,NONIM

National Stock Number:
4520-00-918-9974

Federal Supply Class:
4520

National Item Identification Number:
009189974

Description:
HEATING ELEMENT,ELECTRICAL,NONIM

Detail:
AN ELECTRICAL DEVICE IN THE FORM OF A RESISTOR CONSISTING OF A RESISTANCE WIRE, AN INSULATING MATERIAL, AND MAY BE SHEATHED. INCLUDES INFRARED ELEMENTS. IT IS DESIGNED TO TRANSFORM ELECTRICAL CURRENT INTO HEAT. IT MAY INCLUDE AN AUTOMATIC CONTROL TO REGULATE THE AMOUNT OF HEAT GENERATED.


Manufacturer Information:
3-4308465586CHROMALOX INC
ASK43084-365586CHROMALOX INC
MILH2257781349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
BODY STYLETUBULAR, THREADED TERMINALS
OVERALL LENGTH36.312 INCHES MINIMUM AND
36.812 INCHES MAXIMUM
LENGTH33.125 INCHES MINIMUM AND
33.625 INCHES MAXIMUM
ELEMENT RADIATION SPECTRUMNONINFRARED
MATERIALCHROMIUM AND
NICKEL RESISTANCE WIRE
COPPER AND
NICKEL SHEATH
VOLTAGE IN VOLTS AND CURRENT TYPE254.0 DC SINGLE VOLTAGE
MAXIMUM WATTAGE RATING IN WATTS1500.0 SINGLE VOLTAGE
WATT DENSITY RATING8.4 PER SQUARE INCH SINGLE VOLTAGE
ELEMENT QUANTITY1
HEAT QUANTITY1
ELEMENT CONNECTION STYLEHERMETICALLY SEALED STUD
TERMINAL QUANTITY2
TERMINAL LENGTH0.638 INCHES NOMINAL
MOUNTING METHOD STYLESCREW PLUG OR BUSHING TYPE MOUNTING FACILITY
MOUNTING FACILITY LENGTH1.812 INCHES NOMINAL
THREAD SERIES DESIGNATORUNF STUD
UNF MOUNTING FACILITY
NOMINAL THREAD SIZE0.250 INCHES STUD
0.190 INCHES MOUNTING FACILITY
THREAD QUANTITY28.0 PER INCH STUD
32.0 PER INCH MOUNTING FACILITY
NONDEFINITIVE SPEC/STD DATA3 TYPE
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE81349
NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCEMILH22577


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