NSN 5977-00-049-8121

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-049-8121 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: 6727520SA3538, 0117971, 01-17971, 6727520, 5977-00-049-8121, 00-049-8121, 5977000498121, 000498121

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59JAN 01, 196300-049-812100302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

FLAT

FLAT

ONE PIECE

Cross Reference | NSN 5977-00-049-8121
Part Number Cage Code Manufacturer
6727520SA353801288GENERAL ELECTRIC CODIRECT CURRENT MOTOR AND GENERATOR
01-1797176468MORGANITE INC
67275200AHP6NATIONAL ELECTRICAL CARBON PRODUCTS,INC.
Technical Data | NSN 5977-00-049-8121
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL CARBON
MATERIAL DOCUMENT AND CLASSIFICATIONNATIONAL GRADE SA3538 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.985 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
THICKNESS0.496 INCHES MINIMUM AND 0.500 INCHES MAXIMUM
LENGTH1.750 INCHES NOMINAL
CONTACT FACE STYLE FLAT
TOP STYLE6A FLAT
ANGLE30.0 DEGREES NOMINAL
CLIP TYPE NEMA HAMMER TYPE ANGULAR A-EXTENDED
CLIP LENGTH0.750 INCHES NOMINAL
CLIP BEVEL ANGLE IN DEG30.0 NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR8
TERMINAL TYPE AND QUANTITY1 FLAG W/SLOT
TERMINAL SLOT WIDTH0.250 INCHES NOMINAL