NSN 5977-00-256-8437

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-256-8437 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.

Alternate Parts: 1070180, 107-0180, MILB3743, 46J850PC35, 45J692ITEM3, S1260223, S1260223, 46J850PC35, 45J692ITEM3, S197976, 29D280, 5977-00-256-8437, 00-256-8437, 5977002568437, 002568437

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59JAN 01, 196100-256-843700302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

BRUSH,ELECTRICAL CO | 5977-00-256-8437, 002568437

FLAT WITH LEFT EDGE BEVELED

BRUSH,ELECTRICAL CO | 5977-00-256-8437, 002568437

FLAT

BRUSH,ELECTRICAL CO | 5977-00-256-8437, 002568437

ONE PIECE

BRUSH,ELECTRICAL CO | 5977-00-256-8437, 002568437
Cross Reference | NSN 5977-00-256-8437
Part Number Cage Code Manufacturer
107-018071310MERSEN USA BN CORP.DIV MERSEN USA BN CORP CARBON BRUSH
MILB374381349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
46J850PC3579500WESTINGHOUSE ELECTRIC CORP
45J692ITEM379500WESTINGHOUSE ELECTRIC CORP
S126022379500WESTINGHOUSE ELECTRIC CORP
S126022311660WESTINGHOUSE ELECTRIC CORPCONTROL BUSINESS UNIT
46J850PC3511660WESTINGHOUSE ELECTRIC CORPCONTROL BUSINESS UNIT
45J692ITEM311660WESTINGHOUSE ELECTRIC CORPCONTROL BUSINESS UNIT
S19797611660WESTINGHOUSE ELECTRIC CORPCONTROL BUSINESS UNIT
29D28088725WESTINGHOUSE ELECTRIC CORPGENERAL CONTROL DIV
Technical Data | NSN 5977-00-256-8437
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL ELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATIONCARBONE CARBON GRADE WP48B MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH1.000 INCHES NOMINAL
THICKNESS0.375 INCHES NOMINAL
LENGTH1.750 INCHES NOMINAL
CONTACT FACE STYLE FLAT
TOP STYLE FLAT WITH LEFT EDGE BEVELED
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR2
TERMINAL TYPE AND QUANTITY1 FLAG W/SLOT
TERMINAL SLOT WIDTH0.219 INCHES NOMINAL
SPECIAL FEATURESTERMINAL OFFSET 0.656 IN. BETWEEN 90 DEG BENDS 0.313 IN. FROM SHUNT END
PERIPHERAL SPEED6000 FEET PER MINUTE