5998-01-138-8670 PRINTED WIRING BOARD Index 3020-01-138-8672 GEAR,SPUR

National Stock Number:
5999-01-138-8671

Federal Supply Class:
5999

National Item Identification Number:
011388671

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:
10122DAP07047ROSS MILTON CO THE
222M0028P0063B150RAYTHEON COMPANY
222M0028P00649956RAYTHEON COMPANY
222M0028P00654X10RAYTHEON COMPANY


Techincal Specification:
ACCOMMODATED DEVICE MOUNTING HOLE PATTERN STYLEFOUR HOLE - 0.200 INCH
ACCOMMODATED DEVICE MOUNTING HOLE QUANTITY1
BODY STYLEDISK
COLORBLACK
OVERALL DIAMETER0.355 INCHES NOMINAL
OVERALL HEIGHT0.038 INCHES MINIMUM AND 0.039 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-M-14F,TYPE SDG MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALPLASTIC DIALLYL PHTHALATE MINERAL FILLED
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE SINGLE MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER0.045 INCHES NOMINAL SINGLE MOUNTING FACILITY


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