NSN 5977-00-140-4183

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-140-4183 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: 711378, 5977-00-140-4183, 00-140-4183, 5977001404183, 001404183

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59SEP 10, 197100-140-418300302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

UNTHREADED SINGLE THROUGH HOLE

FLAT

CONCAVE ON BEVEL

ONE PIECE

Cross Reference | NSN 5977-00-140-4183
Part Number Cage Code Manufacturer
71137820361ELWELL-PARKER ELECTRIC CO
Technical Data | NSN 5977-00-140-4183
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL METAL GRAPHITE
MATERIAL DOCUMENT AND CLASSIFICATIONTHE OHIO CARBON CO,GR M18 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.875 INCHES NOMINAL
THICKNESS0.438 INCHES NOMINAL
LENGTH0.938 INCHES NOMINAL
CONTACT FACE STYLE CONCAVE ON BEVEL
RADIUS1.250 INCHES NOMINAL
TOP STYLE FLAT
BASIC SHAPE STYLE UNTHREADED SINGLE THROUGH HOLE
HOLE DIAMETER0.193 INCHES NOMINAL
DISTANCE FROM CENTER OF HOLE TO OUTSIDE EDGE0.438 INCHES NOMINAL
DISTANCE FROM BRUSH TOP TO HOLE CENTERLINE0.281 INCHES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY2 INSULATED
SHUNT POSITION DESIGNATORA2$$A8
TERMINAL TYPE AND QUANTITY1 STRAIGHT W/HOLE
TERMINAL HOLE DIAMETER0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM