1420-00-885-1169 LOCK,RETAINING RING Index 6610-00-885-1187 WEDGE,SPHERICAL RAD

National Stock Number:
5999-00-885-1170

Federal Supply Class:
5999

National Item Identification Number:
008851170

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:
1022487018876U S ARMY AVIATION AND MISSILE COMMAND
1129198417773BALLISTIC MISSILE DEFENSE SYSTEMS COMMAND
20871909017EDO
7717-81DAP13103THERMALLOY CO INC
1173904819200US ARMY ARDEC RDECOM
7717-81DAPC7407IV-ELECTRONIC KLAUS VESPERMANN KG


Techincal Specification:
BODY STYLEDISK
OVERALL HEIGHT0.125 INCHES NOMINAL
OVERALL DIAMETER0.290 INCHES NOMINAL
COLORBLACK
MATERIALPLASTIC DIALLYL PHTHALATE MINERAL FILLED
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-M-14G,TYPE SDG MIL SPEC SINGLE MATERIAL RESPONSE
MOUNTING FACILITY TYPE AND QUANTITY6 UNTHREADED HOLE FIRST MOUNTING FACILITY
8 UNTHREADED HOLE SECOND MOUNTING FACILITY
UNTHREADED MOUNTING HOLE DIAMETER0.020 INCHES MINIMUM AND
0.033 INCHES MAXIMUM FIRST MOUNTING FACILITY
0.020 INCHES MINIMUM AND
0.038 INCHES MAXIMUM SECOND MOUNTING FACILITY


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