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National Stock Number:
5998-01-291-1141
Federal Supply Class:
5998
National Item Identification Number:
012911141
Description:
PRINTED WIRING BOARD
Detail:
AN INSULATING PANEL UPON WHICH COMPLETELY PROCESSED ELECTRICAL CONDUCTOR PATHS ARE DEPOSITED, ETCHED, OR PRINTED IN VARIOUS PATTERNS TO PROVIDE OR COMPLETE A CIRCUIT BETWEEN TWO OR MORE POINTS. IT MAY PROVIDE CONTACTS FOR PLUG-IN CONNECTING FACILITIES. IT MAY BE DESIGNED FOR PANEL OR CHASSIS MOUNTING, OR FOR INSERTION INTO A CONNECTOR, RECEPTACLE, ELECTRICAL. FOR ITEMS CONTAINING PRINTED ELECTRONIC COMPONENTS, SEE PRINTED CIRCUIT BOARD. FOR ITEMS CONTAINING SEPARATELY MANUFACTURED ELECTRONIC COMPONENTS, SEE CIRCUIT CARD ASSEMBLY. FOR ITEMS CONSISTING ONLY OF ELECTRICAL CONDUCTOR PATHS AND TWO OR MORE CONNECTORS, SEE BACKPLANE ASSEMBLY.
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Manufacturer Information:
| 12-155438-3 | 28815 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| OVERALL LENGTH | 15.800 INCHES NOMINAL | | OVERALL WIDTH | 14.000 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | PRINTED WIRING BOARD,MASTER BIC | | SPECIAL FEATURES | MATERIAL: PLASTIC SHEET,COPPER CLAD,TYPE GFN. GRADE A,CLASS 1 PER MIL-P-13949; FINISH: TIN-LEAD PLATE PER MIL-P-81728; THREE THOUSAND AND FORTY NINE 0.025 IN. MIN DIA TO 0.031 IN. MAX DIA UNTHD PLATED THRU HOLES; EIGHT HUNDRED AND FORTY SIX 0.035 IN. MIN DIA TO 0.041 IN. MAX DIA UNTHD PLATED THRU HOLES; FORTY FIVE 0.046 IN. MIN DIA TO 0.052 IN. MAX DIA UNTHD PLATED THRU HOLES; TWO 0.054 IN. MIN DIA TO 0.060 IN. MAX DIA UNTHD PLATED THRU HOLES; NINETY NINE 0.087 IN. MIN DIA TO 0.090 IN. MAX DIA UNTHD PLATED THRU HOLES; TWO 0.151 IN. MIN DIA TO 0.161 IN. MAX DIA UNTHD PLATED THRU HOLES; TWO 0.124 IN. MIN DIA UNTHD UNPLATED THRU HOLES; TWO 0.065 IN. MIN DIA TO 0.071 IN. MAX DIA UNTHD UNPLATED THRU HOLES; TEN 0.249 IN. MIN DIA TO 0.255 IN. MAX DIA UNTHD UNPLATED THRU HOLES; THREE HOLES 0.249 IN. MIN TO 0.252 IN. MAX DIA UNTHD UNPLATED THRU HOLES |
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