5970-00-157-0749 INSULATOR,FEEDTHRU Index 5340-00-157-0758 COVER,ACCESS

National Stock Number:
5970-00-157-0751

Federal Supply Class:
5970

National Item Identification Number:
001570751

Description:
INSULATOR,FEEDTHRU

Detail:
AN INSULATOR WHICH IS SPECIFICALLY DESIGNED TO PROVIDE FOR THE PASSAGE OF ELECTRICAL CONDUCTORS THROUGH SUCH ITEMS AS PANELS, BULKHEADS, WALLS, AND THE LIKE. IT CONSISTS OF TWO OR MORE INSULATORS, INCLUDING ONE OR MORE STUDS FED THROUGH THE ITEMS IN SUCH A WAY AS TO BE USED AS CONDUCTORS. THE STUDS MAY BE USED FOR MOUNTING. SEE ALSO INSULATOR, BOWL; AND TERMINAL, FEEDTHRU, INSULATED.


Manufacturer Information:
3320-33231990080049DEPARTMENT OF THE AIR FORCE
913964618876U S ARMY AVIATION AND MISSILE COMMAND
MEC10019-302974082MONMOUTH INDUSTRIES INC
N17I59622-580199993DEPARTMENT OF THE NAVY
Q135-40-10RJM6NTT ELECTRONICS
Q135-40-174970VIKING TECHNOLOGIES, LTD.
Q135-40-191967HALSIT HOLDINGS LLC


Techincal Specification:
ELECTRICAL TERMINATION QUANTITY2
BASE DIAMETER0.531 INCHES NOMINAL
CENTER STUD LENGTH2.875 INCHES NOMINAL
GASKET THICKNESS0.020 INCHES NOMINAL
HEIGHT ABOVE MOUNTING SURFACE1.250 INCHES NOMINAL
IDENTIFICATION CODE COLORWHITE
OUTSIDE DIAMETER0.938 INCHES NOMINAL
MATERIAL AND LOCATIONCENTER STUD BRASS AND OVERALL STEEL, CORROSION RESISTING
MOUNTING FACILITY TYPE AND QUANTITY1 THREADED STUD
SCREW THREAD DIAMETER AND LOCATION0.190 CENTER STUD INCHES NOMINAL
SCREW THREAD QUANTITY PER INCH AND LOCATION32 CENTER STUD
SCREW THREAD SERIES DESIGNATOR AND LOCATIONCENTER STUD UNF
SHANK OUTSIDE DIAMETER0.438 INCHES NOMINAL
STYLE DESIGNATORBUSHING
SURFACE TREATMENT AND LOCATIONCENTER STUD NICKEL PLATED AND OVERALL GLAZED
THREAD CLASS AND LOCATION2A CENTER STUD


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