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National Stock Number:
5999-01-492-5620
Federal Supply Class:
5999
National Item Identification Number:
014925620
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.
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Manufacturer Information:
| 77C959838 | 03538 | LOCKHEED MARTIN CORPORATION | | 77C959838P002 | 03538 | LOCKHEED MARTIN CORPORATION |
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Techincal Specification:
| BODY STYLE | RECTANGULAR | | MATERIAL DOCUMENT AND CLASSIFICATION | -24768/27-S-17 MIL STD SINGLE MATERIAL RESPONSE | | OVERALL HEIGHT | 0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM | | OVERALL LENGTH | 7.995 INCHES MINIMUM AND 8.005 INCHES MAXIMUM | | OVERALL WIDTH | 5.970 INCHES MINIMUM AND 6.030 INCHES MAXIMUM | | MATERIAL | PLASTIC | | MOUNTING FACILITY TYPE AND QUANTITY | 4 BOLT ALL MOUNTING FACILITIES | | SPECIAL FEATURES | LENGTH HAS 1 INCH FLAIR ON EACH SIDE | | UNTHREADED MOUNTING HOLE DIAMETER | 0.563 INCHES MINIMUM AND 0.593 INCHES MAXIMUM SINGLE MOUNTING FACILITY |
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