NSN 5977-00-387-0039

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-387-0039 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: MILB3743, NEMAPUBCB11961, NEMAPUBCB1-1961, 29D286ITEM5, S220632, S220632, 29D2865, 29D286-5, 5977-00-387-0039, 00-387-0039, 5977003870039, 003870039

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59JAN 01, 196300-387-003900302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

BRUSH,ELECTRICAL CO | 5977-00-387-0039, 003870039

FLAT WITH RIGHT EDGE BEVELED

BRUSH,ELECTRICAL CO | 5977-00-387-0039, 003870039

FLAT

BRUSH,ELECTRICAL CO | 5977-00-387-0039, 003870039

ONE PIECE

BRUSH,ELECTRICAL CO | 5977-00-387-0039, 003870039
Cross Reference | NSN 5977-00-387-0039
Part Number Cage Code Manufacturer
MILB374381349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
NEMAPUBCB1-196181705NATIONAL ELECTRICAL MFRS ASSN
29D286ITEM579500WESTINGHOUSE ELECTRIC CORP
S22063279500WESTINGHOUSE ELECTRIC CORP
S22063211660WESTINGHOUSE ELECTRIC CORPCONTROL BUSINESS UNIT
29D286-501411WESTINGHOUSE ELECTRIC CORPMEDIUM AC MOTOR AND GEARING DIV
Technical Data | NSN 5977-00-387-0039
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL ELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATIONWESTINGHOUSE ELECTRIC CORP,GR WP11 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH1.250 INCHES NOMINAL
THICKNESS0.375 INCHES NOMINAL
LENGTH1.750 INCHES NOMINAL
CONTACT FACE STYLE FLAT
TOP STYLE FLAT WITH RIGHT EDGE BEVELED
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR2
TERMINAL TYPE AND QUANTITY1 STRAIGHT W/SLOT
TERMINAL SLOT WIDTH0.219 INCHES NOMINAL
PERIPHERAL SPEED6000 FEET PER MINUTE