NSN 5977-00-033-3678

Part Details | ELECTRICAL CONTACT BRUSH


5977-00-033-3678 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: STB25, AA55A, H59770333678, H5977-033-3678, S3801653721ITEM4, S3801-653721ITEM4, 5977-00-033-3678, 00-033-3678, 5977000333678, 000333678

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59JAN 01, 196300-033-367800302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

CONCAVE

ONE PIECE


Cross Reference | NSN 5977-00-033-3678
Part Number Cage Code Manufacturer
STB2520154EATON CORP INDUSTRIAL DRIVESOPNS KENOSHA DIV GLADSTONE PLANT
AA55A20154EATON CORP INDUSTRIAL DRIVESOPNS KENOSHA DIV GLADSTONE PLANT
H5977-033-367812004NAVAL SEA SYSTEMS COMMAND LOGISTICSSUPPORT ENGINEERING ACTIVITY
S3801-653721ITEM480064NAVAL SHIP SYSTEMS COMMAND

Technical Data | NSN 5977-00-033-3678
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL ELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATIONCARBON ENGINEERING CORP,GRADE A MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.500 INCHES NOMINAL
THICKNESS0.375 INCHES NOMINAL
LENGTH0.875 INCHES NOMINAL
CONTACT FACE STYLE CONCAVE
RADIUS1.219 INCHES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR5
PRESSURE SPRING TYPE AND QUANTITY1 CYLINDRICAL
SPRING FREE LENGTH2.000 INCHES NOMINAL
LARGEST OUTSIDE DIAMETER0.350 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY1 STRAIGHT W/HOLE
TERMINAL HOLE DIAMETER0.250 INCHES NOMINAL
SPECIAL FEATURESLUG FORMED ON SHUNT