NSN 5977-00-998-7731

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-998-7731 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: 018601, 018-601, B018601, B018-601, 020034, 020-034, 5977-00-998-7731, 00-998-7731, 5977009987731, 009987731

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59NOV 29, 196700-998-773100302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR SLIP RING

CYLINDRICAL HEAD

CONCAVE

ONE PIECE

Cross Reference | NSN 5977-00-998-7731
Part Number Cage Code Manufacturer
018-60140608MILLER ELECTRIC MFG CO
B018-60140608MILLER ELECTRIC MFG CO
020-03440608MILLER ELECTRIC MFG CO
Technical Data | NSN 5977-00-998-7731
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL METAL GRAPHITE
MATERIAL DOCUMENT AND CLASSIFICATIONHELWIG BRUSH GRADE 71AG MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR SLIP RING
WIDTH0.375 INCHES NOMINAL
THICKNESS0.750 INCHES NOMINAL
LENGTH1.125 INCHES NOMINAL
CONTACT FACE STYLE CONCAVE
RADIUS1.625 INCHES NOMINAL
TOP STYLE CYLINDRICAL HEAD
HEAD DIAMETER0.375 INCHES NOMINAL
HEAD LENGTH0.125 INCHES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR5
PRESSURE SPRING TYPE AND QUANTITY1 CYLINDRICAL
SPRING FREE LENGTH2.750 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY1 ROUND CAP
TERMINAL DIAMETER0.500 INCHES NOMINAL
SPECIAL FEATURESSLOT 0.062 IN. WIDE,0.125 IN. DEEP IN BRUSH FACE,TERMINAL QUANTITY 1