NSN 5977-00-557-8286

Part Details | ELECTRICAL CONTACT BRUSH


5977-00-557-8286 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: BYLM181, BYLM18-1, 5977-00-557-8286, 00-557-8286, 5977005578286, 005578286

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59JAN 01, 196300-557-828600302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

CONCAVE

ONE PIECE


Cross Reference | NSN 5977-00-557-8286
Part Number Cage Code Manufacturer
BYLM18-105624GE AVIATION SYSTEMS LLCDBA GE AVIATION

Technical Data | NSN 5977-00-557-8286
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL ELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATION PURE CARBON CO INC,GR 22F MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.181 INCHES MINIMUM AND 0.185 INCHES MAXIMUM
THICKNESS0.181 INCHES MINIMUM AND 0.185 INCHES MAXIMUM
LENGTH0.286 INCHES MINIMUM AND 0.306 INCHES MAXIMUM
CONTACT FACE STYLE CONCAVE
RADIUS0.300 INCHES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR5
PRESSURE SPRING TYPE AND QUANTITY1 CYLINDRICAL
SPRING FREE LENGTH0.844 INCHES NOMINAL
LARGEST OUTSIDE DIAMETER0.195 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY1 FLAG W/HOLE
TERMINAL HOLE DIAMETER0.075 INCHES NOMINAL