4130-01-388-7246 FILTER MEDIA,AIR CONDITIONING Index 5305-01-388-7248 SCREW,EXTERNALLY RELIEVED BODY

National Stock Number:
5999-01-388-7247

Federal Supply Class:
5999

National Item Identification Number:
013887247

Description:
MOUNTING PAD,ELECTRICAL-ELECTRON

Detail:
AN ITEM FABRICATED FROM ELECTRICALLY NONCONDUCTIVE MATERIAL SPECIFICALLY DESIGNED TO PROVIDE A SUPPORT FOR MOUNTING AN ELECTRICAL AND/OR AN ELECTRONIC COMPONENT SUCH AS A SEMICONDUCTOR DEVICE, RELAY, OR RESISTOR INTO THE NEXT HIGHER ASSEMBLY. IT ISOLATES THE COMPONENT FROM THE MOUNTING SURFACE OF THE NEXT HIGHER ASSEMBLY, IT MAY ACT AS A STRAIN RELIEF TO AVOID DAMAGE TO THE COMPONENT SEAL, AND IT MAY PERMIT SOLDERING OF THE COMPONENT TO THE NEXT HIGHER ASSEMBLY WITHOUT DAMAGE. IT INCLUDES HOLES, NOTCHES, OR OTHER PROVISIONS FOR PHYSICAL ALIGNMENT AND SPACING OF ELECTRICAL LEADS AND/OR OTHER MOUNTING FACILITIES PROJECTING FROM THE COMPONENT IT MOUNTS. IT MAY ALSO AFFORD PROTECTION FROM SHOCK OR VIBRATION. IT MAY BE EITHER NONTHERMALLY CONDUCTIVE WHICH PROTECTS THE COMPONENT FROM TEMPERATURE CHANGES IN THE NEXT HIGHER ASSEMBLY OR IT MAY BE THERMALLY CONDUCTIVE WHICH PERMITS HEAT GENERATED IN THE COMPONENT TO BE DRAINED OUT TO A HEAT SINK. FOR ITEMS WHOSE FUNCTION IS ELECTRICAL INSULATION ONLY, SEE INSULATOR, (AS MODIFIED). EXCLUDES HOLDER, (AS MODIFIED); RETAINER, (AS MODIFIED), AND SPACER, PLATE.


Manufacturer Information:
13075044-204939LOCKHEED MARTIN CORPORATION
13075044-258260PROGRAM MANAGER ADVANCED ATTACK HELICOPTER BARCOM AMCPM-AAH


Techincal Specification:
COLORNATURAL
OVERALL HEIGHT0.009 INCHES NOMINAL
OVERALL LENGTH1.740 INCHES NOMINAL
OVERALL WIDTH1.140 INCHES NOMINAL
MOUNTING FACILITY TYPE AND QUANTITY32 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY
SPECIAL FEATURESMATERIAL: INSULATION, PLASTIC, LAMINATED, THERMOSETTING, GLASS-CLOTH, EPOXY-RESIN (GEB)
UNTHREADED MOUNTING HOLE DIAMETER0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM SINGLE MOUNTING FACILITY


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