NSN 5977-00-948-3643

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-948-3643 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: 1536969, 1536969, 10421, 5977-00-948-3643, 00-948-3643, 5977009483643, 009483643

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59APR 01, 196600-948-364300302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

CONCAVE ON BEVEL

ONE PIECE

Cross Reference | NSN 5977-00-948-3643
Part Number Cage Code Manufacturer
153696983298ALLIED SIGNAL INCAEROSPACE EQUIPMENT SYSTEMS
153696964547HONEYWELL INTERNATIONAL INCDBA HONEYWELL
1042118783MIRAJ CORPORATION
Technical Data | NSN 5977-00-948-3643
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL ELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATIONCARBONE GRADE 566 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.683 INCHES MINIMUM AND 0.687 INCHES MAXIMUM
THICKNESS0.214 INCHES MINIMUM AND 0.218 INCHES MAXIMUM
LENGTH0.750 INCHES NOMINAL
CONTACT FACE STYLE CONCAVE ON BEVEL
RADIUS0.766 INCHES NOMINAL
BEVEL ANGLE13.0 DEGREES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR5
PRESSURE SPRING TYPE AND QUANTITY1 CYLINDRICAL
SPRING FREE LENGTH1.250 INCHES NOMINAL
LARGEST OUTSIDE DIAMETER0.320 INCHES MINIMUM AND 0.330 INCHES MAXIMUM
TERMINAL TYPE AND QUANTITY1 ROUND CAP W/EARS
TERMINAL DIAMETER0.435 INCHES MINIMUM AND 0.440 INCHES MAXIMUM