5977-00-280-3734 BRUSH,ELECTRICAL CONTACT Index 5977-00-280-3738 BRUSH,ELECTRICAL CONTACT

National Stock Number:
5977-00-280-3737

Federal Supply Class:
5977

National Item Identification Number:
002803737

Description:
BRUSH,ELECTRICAL CONTACT

Detail:
AN ITEM SPECIFICALLY DESIGNED TO BE USED IN THE TRANSFER OF ELECTRICAL ENERGY TO OR FROM ANOTHER CONDUCTING SURFACE. EITHER THE BRUSH OR THE SURFACE IS CONTINUALLY MOVING DURING THE TRANSFER OF ENERGY. THE BRUSH IS USUALLY COMPOSED IN PART OF SOME FORM OF THE ELEMENT CARBON. INCLUDES: (1) A SINGLE BRUSH EITHER WITH OR WITHOUT AN ATTACHED SHUNT (FLEXIBLE WIRE LEAD) AND/OR A HELICAL OR FLAT TYPE PRESSURE SPRING; (2) A SPLIT BRUSH COMPOSED OF TWO OR MORE PIECES (WAFERS), WHICH ARE USED IN PLACE OF ONE BRUSH USUALLY CONNECTED TOGETHER BY INDIVIDUAL SHUNTS TO A COMMON TERMINAL; (3) PAIRED BRUSHES COMPOSED OF TWO IDENTICAL OR NON-IDENTICAL BRUSHES CONNECTED TOGETHER BY A COMMON SHUNT EITHER WITH OR WITHOUT PRESSURE SPRINGS OR CONNECTED BY INDIVIDUAL SHUNTS TO A COMMON TERMINAL, OR WITH PRESSURE SPRINGS AND CONNECTED TO A COMMON BAR, BRACKET OR THE LIKE EITHER WITH OR WITHOUT INDIVIDUAL SHUNTS; (4) MULTIPLE BRUSHES COMPOSED OF MORE THAN TWO IDENTICAL OR NON-IDENTICAL BRUSHES WITHOUT PRESSURE SPRINGS CONNECTED BY INDIVIDUAL SHUNTS TO A COMMON TERMINAL, OR WITH PRESSURE SPRINGS AND CONNECTED TO A COMMON BAR, BRACKET OR THE LIKE BY INDIVIDUAL SHUNTS. DOES NOT INCLUDE MOVING CONTACTS WHICH MAKE AND SLIDE PAST STATIONARY CONTACTS, BUT ARE STATIONARY WHILE THE CIRCUIT IS CONDUCTING, SUCH AS THE SLIDING CONTACTS ON A RHEOSTAT OR THE STATIONARY CONTACT ON A SYNCHRO. EXCLUDES: CONTACT, ELECTRICAL; AND CONTACT ASSEMBLY, ELECTRICAL.


Manufacturer Information:
11J676PC211660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
11J676PC279500WESTINGHOUSE ELECTRIC CORP
11J834PC711660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
11J836PC211660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
11J836PC279500WESTINGHOUSE ELECTRIC CORP
11J834PC779500WESTINGHOUSE ELECTRIC CORP
15A7777PC411660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
29D295ITEM311660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
32J489ITEM511660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
32J489PC7211660WESTINGHOUSE ELECTRIC CORP CONTROL BUSINESS UNIT
32J489PC7279500WESTINGHOUSE ELECTRIC CORP
32J489ITEM579500WESTINGHOUSE ELECTRIC CORP
29D295ITEM379500WESTINGHOUSE ELECTRIC CORP
15A7777PC479500WESTINGHOUSE ELECTRIC CORP
S23048279500WESTINGHOUSE ELECTRIC CORP
S23048288725WESTINGHOUSE ELECTRIC CORP GENERAL CONTROL DIV


Techincal Specification:
BODY STYLERECTANGULAR COMMUTATOR
BRUSH SHUNT LENGTH3.000 INCHES NOMINAL SINGLE SHUNT
CONTACT FACE STYLEFLAT
LENGTH1.750 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONSTACKPOLE CARBON GRADE WP-11 MFR REF SINGLE MATERIAL RESPONSE
MATERIALMETAL GRAPHITE
SHUNT POSITION DESIGNATOR12
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
WIDTH1.000 INCHES NOMINAL
STYLE DESIGNATORONE PIECE
TERMINAL TYPE AND QUANTITY1 STRAIGHT W/SLOT
TERMINAL SLOT WIDTH0.219 INCHES NOMINAL
THICKNESS0.625 INCHES NOMINAL
TOP STYLEFLAT


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