NSN 5977-00-111-8401

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-111-8401 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: 7735023, 7735-023, 14M3, 5977-00-111-8401, 00-111-8401, 5977001118401, 001118401

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59MAY 23, 197400-111-840100302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

CYLINDRICAL HEAD

CONCAVE

ONE PIECE

Cross Reference | NSN 5977-00-111-8401
Part Number Cage Code Manufacturer
7735-02346888DRUCKER COMPANY INTERNATIONAL THE
14M346888DRUCKER COMPANY INTERNATIONAL THE
Technical Data | NSN 5977-00-111-8401
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL CARBON
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.375 INCHES NOMINAL
THICKNESS0.250 INCHES NOMINAL
LENGTH0.750 INCHES NOMINAL
CONTACT FACE STYLE CONCAVE
RADIUS0.500 INCHES NOMINAL
TOP STYLE CYLINDRICAL HEAD
HEAD DIAMETER0.219 INCHES NOMINAL
HEAD LENGTH0.125 INCHES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR5
PRESSURE SPRING TYPE AND QUANTITY1 CYLINDRICAL WITH REDUCED END
SPRING FREE LENGTH2.188 INCHES NOMINAL
LARGEST OUTSIDE DIAMETER0.210 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY1 ROUND CAP W/EARS
TERMINAL DIAMETER0.438 INCHES NOMINAL