NSN 5977-00-280-4392

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-280-4392 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: 19955PC102552, 165083, RC122804, RC12-2804, 61003924, RC122804, RC12-2804, 5977-00-280-4392, 00-280-4392, 5977002804392, 002804392

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59JAN 01, 196300-280-439200302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

BRUSH,ELECTRICAL CO | 5977-00-280-4392, 002804392

FLAT

BRUSH,ELECTRICAL CO | 5977-00-280-4392, 002804392

CONCAVE ON BEVEL

BRUSH,ELECTRICAL CO | 5977-00-280-4392, 002804392

ONE PIECE

BRUSH,ELECTRICAL CO | 5977-00-280-4392, 002804392
Cross Reference | NSN 5977-00-280-4392
Part Number Cage Code Manufacturer
19955PC10255219070EASTERN AIR DEVICES INCDBA EAD MOTORS
16508356232LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
RC12-28040AHP6NATIONAL ELECTRICAL CARBON PRODUCTS,INC.
610039240AHP6NATIONAL ELECTRICAL CARBON PRODUCTS,INC.
RC12-280442451UCAR CARBON CO INC
Technical Data | NSN 5977-00-280-4392
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL ELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATIONNATIONAL GRADE SA25 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.875 INCHES NOMINAL
THICKNESS0.375 INCHES NOMINAL
LENGTH1.250 INCHES NOMINAL
CONTACT FACE STYLE CONCAVE ON BEVEL
RADIUS1.563 INCHES NOMINAL
BEVEL ANGLE30.0 DEGREES NOMINAL
TOP STYLE8A FLAT
ANGLE40.0 DEGREES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR2
TERMINAL TYPE AND QUANTITY1 STRAIGHT W/HOLE
TERMINAL HOLE DIAMETER0.219 INCHES NOMINAL
PERIPHERAL SPEED6000 FEET PER MINUTE