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National Stock Number:
4520-01-232-1297
Federal Supply Class:
4520
National Item Identification Number:
012321297
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.
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Manufacturer Information:
| 77C718111P001 | 03538 | LOCKHEED MARTIN CORPORATION | | 77C718111P001 | 21530 | SPENCER INDUSTRIES INC |
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Techincal Specification:
| ELEMENT RADIATION SPECTRUM | NONINFRARED | | ELEMENT QUANTITY | 1 | | ELEMENT CONNECTION STYLE | STUD TYPE | | BODY STYLE | FINNED, TUBULAR, U SHAPED | | FREQUENCY IN HERTZ | 50.0 AND 60.0 | | HEAT QUANTITY | 1 | | LENGTH | 6.621 INCHES NOMINAL | | OVERALL LENGTH | 10.940 INCHES NOMINAL | | MATERIAL | NICKEL ALLOY SHEATH | | MAXIMUM WATTAGE RATING IN WATTS | 830.0 SINGLE VOLTAGE | | NOMINAL THREAD SIZE | 0.250 INCHES STUD | | PHASE | SINGLE SINGLE VOLTAGE | | SPECIAL FEATURES | U/O 4520-01-160-6235;EDGEWOUND FINS-APPROX 4 TURNS PER IN.;CERAMIC TO METAL TERM. SEAL;MAX FIN & SHEATH OPER TEMP 1000 DEG F;10 YR LIFE EXPECTANCY;OPER/NONOPER TEMP M57 DEG C TO P70 DEG C;ALT-NONOPER 40,000 FT,OPER 15,000 FT;MOISTURE RES PER MIL-STD-202,METHOD 106;SHOCK PER MIL-STD-202 METHOD 213 TEST COND A;VIBRATION PER MIL-STD-202 METHOD 201;SALT PER MIL-STD-202 METHOD 101,TEST COND B | | VOLTAGE IN VOLTS AND CURRENT TYPE | 208.0 AC SINGLE VOLTAGE | | WATT DENSITY RATING | 11.0 PER SQUARE INCH SINGLE VOLTAGE | | TERMINAL LENGTH | 0.620 INCHES NOMINAL | | TERMINAL QUANTITY | 2 | | THREAD QUANTITY | 28 PER INCH STUD | | THREAD SERIES DESIGNATOR | UNF STUD |
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