NSN 5977-00-033-4508

Part Details | ELECTRICAL CONTACT BRUSH


5977-00-033-4508 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: 4635142, 463514-2, MX1679912, MX167991-2, B4635142, B463514-2, B4635141, B463514-1, 250581D, 25058-1-D, 25058D, 25058-D, A25058, A-25058, 5977-00-033-4508, 00-033-4508, 5977000334508, 000334508

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
59JAN 01, 196300-033-450800302 ( BRUSH, ELECTRICAL CONTACT )
REFERENCE DRAWINGS & PICTURES

RECTANGULAR COMMUTATOR

CYLINDRICAL HEAD

CONCAVE

ONE PIECE


Cross Reference | NSN 5977-00-033-4508
Part Number Cage Code Manufacturer
463514-249671LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
MX167991-249671LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN
B463514-221921RCA CORPDISTRIBUTOR AND SPECIAL PRODUCTS DIV
B463514-121921RCA CORPDISTRIBUTOR AND SPECIAL PRODUCTS DIV
25058-1-D66099ZENITH RADIO CORP OF IOWA
25058-D66099ZENITH RADIO CORP OF IOWA
A-2505866099ZENITH RADIO CORP OF IOWA

Technical Data | NSN 5977-00-033-4508
Characteristic Specifications
STYLE DESIGNATOR ONE PIECE
MATERIAL CARBON
MATERIAL DOCUMENT AND CLASSIFICATIONMORGANITE GRADE HM6782D MFR REF SINGLE MATERIAL RESPONSE
BODY STYLE RECTANGULAR COMMUTATOR
WIDTH0.214 INCHES MINIMUM AND 0.218 INCHES MAXIMUM
THICKNESS0.090 INCHES MINIMUM AND 0.094 INCHES MAXIMUM
LENGTH0.624 INCHES NOMINAL
CONTACT FACE STYLE CONCAVE
RADIUS0.406 INCHES NOMINAL
TOP STYLE CYLINDRICAL HEAD
HEAD DIAMETER0.157 INCHES NOMINAL
HEAD LENGTH0.062 INCHES NOMINAL
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR5
PRESSURE SPRING TYPE AND QUANTITY1 CYLINDRICAL
SPRING FREE LENGTH0.688 INCHES NOMINAL
LARGEST OUTSIDE DIAMETER0.170 INCHES MINIMUM AND 0.175 INCHES MAXIMUM
TERMINAL TYPE AND QUANTITY1 ROUND CAP W/EARS
TERMINAL DIAMETER0.300 INCHES NOMINAL