NSN 5977-00-233-1021

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-233-1021 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: G32, 2102157, 2-102-157, M2102157, M2-102-157, 010208A, 01-0208A, SCD99877166, SC-D-99877-166, 5977-00-233-1021, 00-233-1021, 5977002331021, 002331021

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59JAN 01, 196300-233-102100302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

BRUSH,ELECTRICAL CO | 5977-00-233-1021, 002331021

CONCAVE

BRUSH,ELECTRICAL CO | 5977-00-233-1021, 002331021

ONE PIECE

BRUSH,ELECTRICAL CO | 5977-00-233-1021, 002331021
Cross Reference | NSN 5977-00-233-1021
Part Number Cage Code Manufacturer
G3281041HOWARD INDUSTRIESDIV OF CYCLOPS INDUSTRIES INC
2-102-15781041HOWARD INDUSTRIESDIV OF CYCLOPS INDUSTRIES INC
M2-102-15718783MIRAJ CORPORATION
01-0208A67363MOTOR SPECIALTY INC
SC-D-99877-16680063US ARMY COMMUNICATIONS &ELECTRONICS MATERIEL READINESS
Technical Data | NSN 5977-00-233-1021
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL GRAPHITE
MATERIAL DOCUMENT AND CLASSIFICATIONPURE CARBON CO,GRADE G-32 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.246 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
THICKNESS0.246 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
LENGTH0.719 INCHES NOMINAL
CONTACT FACE STYLE CONCAVE
RADIUS0.688 INCHES MINIMUM AND 0.812 INCHES MAXIMUM
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR5
PRESSURE SPRING TYPE AND QUANTITY1 CYLINDRICAL WITH REDUCED END
SPRING FREE LENGTH2.312 INCHES NOMINAL
LARGEST OUTSIDE DIAMETER0.242 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY1 ROUND CAP
TERMINAL DIAMETER0.220 INCHES NOMINAL