NSN 5977-00-239-7068

Part Details | ELECTRICAL CONTACT BRUSH

5977-00-239-7068 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: MILB003743, 61042879, S1295051, NEMA PUB CB1, S1295051, 5977-00-239-7068, 00-239-7068, 5977002397068, 002397068

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59JAN 01, 196300-239-706800302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

FLAT

FLAT

ONE PIECE

Cross Reference | NSN 5977-00-239-7068
Part Number Cage Code Manufacturer
MILB00374381349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
610428790AHP6NATIONAL ELECTRICAL CARBON PRODUCTS,INC.
S12950510AHP6NATIONAL ELECTRICAL CARBON PRODUCTS,INC.
NEMA PUB CB11P787NATIONAL ELECTRICAL MFRS ASSNDBA NEMA
S129505142451UCAR CARBON CO INC
Technical Data | NSN 5977-00-239-7068
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL ELECTROGRAPHITIC
MATERIAL DOCUMENT AND CLASSIFICATIONNATIONAL ELECTRIC GRADE SA3538 MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH1.750 INCHES NOMINAL
THICKNESS0.625 INCHES NOMINAL
LENGTH2.500 INCHES NOMINAL
CONTACT FACE STYLE FLAT
TOP STYLE FLAT
CLIP TYPE NEMA HAMMER TYPE A
SHUNT INSULATION PROVISION AND QUANTITY1 INSULATED
SHUNT POSITION DESIGNATOR9
TERMINAL TYPE AND QUANTITY1 STRAIGHT W/SLOT
TERMINAL SLOT WIDTH0.281 INCHES NOMINAL
CRITICALITY CODE JUSTIFICATIONAMATT$$AMDCL
PERIPHERAL SPEED7000 FEET PER MINUTE