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National Stock Number:
5998-01-522-0259
Federal Supply Class:
5998
National Item Identification Number:
015220259
Description:
BACKPLANE ASSEMBLY
Detail:
AN INSULATING PANEL UPON WHICH TWO OR MORE CONNECTOR, RECEPTACLE, ELECTRICAL, ARE MOUNTED, AND COMPLETELY PROCESSED ELECTRICAL CONDUCTOR PATHS ARE DEPOSITED, ETCHED, OR PRINTED IN VARIOUS PATHS. IT PROVIDES OR COMPLETES A CIRCUIT BETWEEN TWO OR MORE CIRCUIT CARD ASSEMBLY OR ELECTRONIC COMPONENTS ASSEMBLY. IT MAY BE DESIGNED FOR PANEL OR CHASSIS MOUNTING, OR FOR INSERTION INTO A CONNECTOR, RECEPTACLE, ELECTRICAL. INCLUDES MOTHERBOARDS. FOR ITEMS CONTAINING PROCESSED ELECTRICAL CONDUCTOR PATHS AND CONTACTS FOR PLUG-IN CONNECTING FACILITIES, SEE PRINTED WIRING BOARD. SEE ALSO PRINTED CIRCUIT BOARD; CIRCUIT CARD ASSEMBLY AND CABLE ASSEMBLY, PRINTED, FLEXIBLE.
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Manufacturer Information:
| 8160-MLT21 | 4AA85 | C-MAC PACKAGING SYSTEMS INC | | A31U29801-1 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| PART NAME ASSIGNED BY CONTROLLING AGENCY | WIREWRAP BOARD, ASSEMBLY - MOTHER BOARD | | SPECIAL FEATURES | BOARD: GLASS EPOXY (MULTILAYER) TYPE GF PER MIL-P-13949; PRINTED CIRCUITRY SHALL BE 2 OZ COPPER; CONNECTOR AND TERMINAL HOLES PLATED THROUGH, MIL-STD-275; SOLDER COAT ALL EXPOSED COPPER SURFACES AND PLATED THROUGH HOLES, MIL-STD-275, FOLLOWED BY REFLOW; APPLY POLYMER SHLDER MASK COATING IN SELECTIVE AREAS TO SUPPORT MARKING REQUIREMENTS ON COMPONENT SIDE (LAYER 1) AND DIP SIDE (LAYER 4) CONFORMING TO IPC-SM-840, CLASS 3, COLOR GREEN; FABRICATE PER MIL-P-55110. |
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