NSN 5977-00-280-4731

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-280-4731 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: KS5582LIST2ITEM2FIG2, KS5582LIST2ITEM2FIG2, A8995, A-8995, 5977-00-280-4731, 00-280-4731, 5977002804731, 002804731

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59JAN 01, 196300-280-473100302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

BRUSH,ELECTRICAL CO | 5977-00-280-4731, 002804731

CONCAVE

BRUSH,ELECTRICAL CO | 5977-00-280-4731, 002804731

ONE PIECE

BRUSH,ELECTRICAL CO | 5977-00-280-4731, 002804731
Cross Reference | NSN 5977-00-280-4731
Part Number Cage Code Manufacturer
KS5582LIST2ITEM2FIG264959AMERICAN TELEPHONE AND TELEGRAPH CO
KS5582LIST2ITEM2FIG270408AT AND T CORP
A-899578488STACKPOLE CORP THE
Technical Data | NSN 5977-00-280-4731
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL CARBON
MATERIAL DOCUMENT AND CLASSIFICATIONSTACKPOLE CARBON CO,GR 3-3 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.250 INCHES NOMINAL
THICKNESS0.093 INCHES NOMINAL
LENGTH0.500 INCHES NOMINAL
CONTACT FACE STYLE CONCAVE
RADIUS0.281 INCHES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR5
PRESSURE SPRING TYPE AND QUANTITY1 CYLINDRICAL
SPRING FREE LENGTH1.218 INCHES NOMINAL
LARGEST OUTSIDE DIAMETER0.181 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY1 ROUND CAP
TERMINAL DIAMETER0.307 INCHES NOMINAL