|
|
|
National Stock Number:
5999-00-489-7803
Federal Supply Class:
5999
National Item Identification Number:
004897803
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:
| 421-0059-001 | 94756 | THE BOEING COMPANY | | RMA2001B | 94878 | RAYBESTOS-MANHATTAN INC PACIFIC COAST DIV |
|
Techincal Specification:
| SPECIAL FEATURES | PLASTIC POLYTETRAFLUOROETHYLENE PER AMS 3651; 0.150 IN. MAX LG; 0.150 IN. MAX W; 0.090 IN. THK; FOUR 0.025 IN. DIA UNTHD THRU HOLES SPACED NINETY DEGREES C TO C ON A 0.100 IN. DIA BOLT CIRCLE |
|
|