NSN 5977-00-239-4122

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-239-4122 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: 1076518, 1076518, MB9585A, 0109585B, 01-09585-B, 0109585B, 01-09585-B, ANSINEMA PUB NO. CB1, ANSI/NEMA PUB NO. CB1, 5977-00-239-4122, 00-239-4122, 5977002394122, 002394122

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59JAN 01, 196300-239-412200302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

BRUSH,ELECTRICAL CO | 5977-00-239-4122, 002394122

FLAT

BRUSH,ELECTRICAL CO | 5977-00-239-4122, 002394122

CONCAVE ON BEVEL

BRUSH,ELECTRICAL CO | 5977-00-239-4122, 002394122

ONE PIECE

BRUSH,ELECTRICAL CO | 5977-00-239-4122, 002394122
Cross Reference | NSN 5977-00-239-4122
Part Number Cage Code Manufacturer
107651824617GENERAL MOTORS CORP
107651872560GENERAL MOTORS CORPDELCO PRODUCTS DIV
MB9585A76468MORGANITE INC
01-09585-B76468MORGANITE INC
01-09585-B0AHP6NATIONAL ELECTRICAL CARBON PRODUCTS,INC.
ANSI/NEMA PUB NO. CB181705NATIONAL ELECTRICAL MFRS ASSN
Technical Data | NSN 5977-00-239-4122
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL ELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATIONMORGANITE INC,GR EG7788 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH1.000 INCHES NOMINAL
THICKNESS0.489 INCHES NOMINAL
LENGTH1.938 INCHES NOMINAL
CONTACT FACE STYLE CONCAVE ON BEVEL
BEVEL ANGLE28.0 DEGREES NOMINAL
TOP STYLE6A FLAT
ANGLE30.0 DEGREES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY2 UNINSULATED
SHUNT POSITION DESIGNATORA2$$A8
TERMINAL TYPE AND QUANTITY1 STRAIGHT W/SLOT
TERMINAL SLOT WIDTH0.219 INCHES NOMINAL
PERIPHERAL SPEED10000 FEET PER MINUTE