NSN 5977-00-835-7691

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-835-7691 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: B93011, B9301-1, 5977-00-835-7691, 00-835-7691, 5977008357691, 008357691

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59APR 21, 197200-835-769100302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

FLAT WITH RECTANGULAR SLOT

CONCAVE

PAIRED

Cross Reference | NSN 5977-00-835-7691
Part Number Cage Code Manufacturer
B9301-144180EMERSON ELECTRIC CO EMERSONINDUSTRIAL CONTROLS DIV DC MOTOR
Technical Data | NSN 5977-00-835-7691
Characteristic Specifications
STYLE DESIGNATOR PAIRED
MATERIAL ELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATIONHELWIG CARBON PRODUCTS GRADE E-22 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.621 INCHES MINIMUM AND 0.625 INCHES MAXIMUM
THICKNESS0.371 INCHES MINIMUM AND 0.375 INCHES MAXIMUM
LENGTH1.250 INCHES NOMINAL
CONTACT FACE STYLE CONCAVE
RADIUS1.750 INCHES NOMINAL
TOP STYLE FLAT WITH RECTANGULAR SLOT
SLOT DEPTH0.062 INCHES MINIMUM AND 0.078 INCHES MAXIMUM
SLOT WIDTH0.281 INCHES MINIMUM AND 0.297 INCHES MAXIMUM
SHUNT INSULATION PROVISION AND QUANTITY2 UNINSULATED
TERMINAL TYPE AND QUANTITY1 STRAIGHT W/HOLE