4820-01-042-0345 DISK,VALVE Index 3020-01-042-0349 GEAR,HELICAL

National Stock Number:
5999-01-042-0347

Federal Supply Class:
5999

National Item Identification Number:
010420347

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:
008-011991-00226916NORTHROP GRUMMAN SYSTEMS CORPORATION
019127-617981SCI SYSTEMS INC
680-073-00126055PARKER-HANNIFIN CORPORATION
RC-CS250312-2A19080ROBISON ELECTRONICS INC
RC-CS250312-2A36585ROBINSON ELECTRIC CO LTD
RC-CS250312-2V19080ROBISON ELECTRONICS INC


Techincal Specification:
BODY STYLEVERTI-MOUNT
COLORGREEN
OVERALL HEIGHT0.312 INCHES NOMINAL
OVERALL LENGTH0.200 INCHES NOMINAL
OVERALL WIDTH0.250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-392 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALPLASTIC ACETAL
MOUNTING FACILITY TYPE AND QUANTITY4 UNTHREADED HOLE SINGLE MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER0.030 INCHES NOMINAL SINGLE MOUNTING FACILITY


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