4520-00-071-2176 HEATING ELEMENT,ELECTRICAL,NONIM Index 4520-00-079-1780 HEATING ELEMENT,ELECTRICAL,NONIM

National Stock Number:
4520-00-079-1778

Federal Supply Class:
4520

National Item Identification Number:
000791778

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:
A30-365586CHROMALOX INC
MILH2257781349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
ELEMENT CONNECTION STYLESTUD TYPE
ELEMENT QUANTITY3
ELEMENT RADIATION SPECTRUMNONINFRARED
BODY STYLESINGLE HEAT RING
FREQUENCY IN HERTZ50.0 AND 60.0
HEAT QUANTITY3
NOMINAL THREAD SIZE0.190 INCHES STUD
OUTSIDE DIAMETER4.625 INCHES NOMINAL
MATERIALCHROMIUM RESISTANCE WIRE AND NICKEL RESISTANCE WIRE
MATERIALCHROMIUM SHEATH AND STEEL SHEATH
MATERIALMAGNESIUM OXIDE RESISTANCE WIRE EMBEDDING/SUPPORT INSULATION
MAXIMUM WATTAGE RATING IN WATTS450.0 1ST VOLTAGE
MAXIMUM WATTAGE RATING IN WATTS50.0 2ND VOLTAGE OR 550.0 2ND VOLTAGE
PHASETHREE SINGLE VOLTAGE
THREAD QUANTITY32.0 PER INCH STUD
THREAD SERIES DESIGNATORUNF STUD
VOLTAGE IN VOLTS AND CURRENT TYPE240.0 AC 2ND VOLTAGE
VOLTAGE IN VOLTS AND CURRENT TYPE120.0 AC 1ST VOLTAGE
WATT DENSITY RATING15.0 PER SQUARE INCH 2ND VOLTAGE
WATT DENSITY RATING14.0 PER SQUARE INCH 1ST VOLTAGE
WATT DENSITY RATING17.0 PER SQUARE INCH 3RD VOLTAGE
TERMINAL ARRANGEMENT STYLEIN LINE (TANDEM) AT ONE END
TERMINAL LENGTH0.531 INCHES NOMINAL
TERMINAL QUANTITY3


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