NSN 5977-00-280-8457

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-280-8457 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: IDB25, 1DB25, Y0A25, ANSINEMA PUB NOCB1, ANSI/NEMA PUB NOCB1, 5977-00-280-8457, 00-280-8457, 5977002808457, 002808457

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59DEC 16, 198200-280-845700302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

BRUSH,ELECTRICAL CO | 5977-00-280-8457, 002808457

FLAT

BRUSH,ELECTRICAL CO | 5977-00-280-8457, 002808457

BEVELED

BRUSH,ELECTRICAL CO | 5977-00-280-8457, 002808457

ONE PIECE

BRUSH,ELECTRICAL CO | 5977-00-280-8457, 002808457
Cross Reference | NSN 5977-00-280-8457
Part Number Cage Code Manufacturer
IDB2520154EATON CORP INDUSTRIAL DRIVESOPNS KENOSHA DIV GLADSTONE PLANT
1DB2520154EATON CORP INDUSTRIAL DRIVESOPNS KENOSHA DIV GLADSTONE PLANT
Y0A2520154EATON CORP INDUSTRIAL DRIVESOPNS KENOSHA DIV GLADSTONE PLANT
ANSI/NEMA PUB NOCB181705NATIONAL ELECTRICAL MFRS ASSN
Technical Data | NSN 5977-00-280-8457
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL ELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATIONSUPERIOR CARBON PRODUCTS INC GR 460 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.875 INCHES NOMINAL
THICKNESS0.375 INCHES NOMINAL
LENGTH1.563 INCHES NOMINAL
CONTACT FACE STYLE BEVELED
BEVEL ANGLE17.0 DEGREES NOMINAL
TOP STYLE8B FLAT
ANGLE20.0 DEGREES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR8
TERMINAL TYPE AND QUANTITY1 STRAIGHT W/HOLE
TERMINAL HOLE DIAMETER0.250 INCHES NOMINAL
PERIPHERAL SPEED5500 FEET PER MINUTE