NSN 5977-00-945-8790

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-945-8790 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: 1530453, 1530453C, 1530453, 10402, 5977-00-945-8790, 00-945-8790, 5977009458790, 009458790

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59MAR 18, 196600-945-879000302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

FLAT

CONCAVE ON BEVEL

SPLIT

Cross Reference | NSN 5977-00-945-8790
Part Number Cage Code Manufacturer
153045383298ALLIED SIGNAL INCAEROSPACE EQUIPMENT SYSTEMS
1530453C64216CONCORD ELECTRIC CO
153045364547HONEYWELL INTERNATIONAL INCDBA HONEYWELL
1040218783MIRAJ CORPORATION
Technical Data | NSN 5977-00-945-8790
Characteristic Specifications
STYLE DESIGNATOR SPLIT
MATERIAL CARBON
MATERIAL DOCUMENT AND CLASSIFICATIONCARBONE GRADE 166 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.745 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
THICKNESS0.495 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
LENGTH1.375 INCHES NOMINAL
CONTACT FACE STYLE CONCAVE ON BEVEL
RADIUS1.438 INCHES NOMINAL
BEVEL ANGLE12.5 DEGREES NOMINAL
TOP STYLE7C FLAT
ANGLE30.0 DEGREES NOMINAL
CLIP TYPE NEMA HAMMER TYPE CHANNEL A
SHUNT INSULATION PROVISION AND QUANTITY2 INSULATED
SHUNT POSITION DESIGNATORA3$$A7
TERMINAL TYPE AND QUANTITY1 TUBULAR W/HOLE
TERMINAL HOLE DIAMETER0.281 INCHES NOMINAL
SPECIAL FEATURESCOAT SLEEVING ENDS WITH BENTLEY HARRIS COMPOUND NO. 734 FOUR PLACES