NSN 5977-00-493-3451

Part Details | ELECTRICAL CONTACT BRUSH


5977-00-493-3451 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: B379728, B3797-28, A6796, 5977-00-493-3451, 00-493-3451, 5977004933451, 004933451

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59FEB 20, 197000-493-345100302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

FLAT WITH FRONT EDGE BEVELED

ONE PIECE


Cross Reference | NSN 5977-00-493-3451
Part Number Cage Code Manufacturer
B3797-2822204MARATHON ELECTRIC MFG CORP
A679622204MARATHON ELECTRIC MFG CORP

Technical Data | NSN 5977-00-493-3451
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL ELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATIONSPEER CARBON CO,GR EH MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.180 INCHES MINIMUM AND 0.185 INCHES MAXIMUM
THICKNESS0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
LENGTH1.125 INCHES NOMINAL
TOP STYLE FLAT WITH FRONT EDGE BEVELED
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR4
TERMINAL TYPE AND QUANTITY1 STRAIGHT W/SLOT