NSN 5977-00-239-4105
Part Details | ELECTRICAL CONTACT BRUSH
5977-00-239-4105 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: MB6424F, 0106424G, 01-06424G, A6556, A-6556, 5977-00-239-4105, 00-239-4105, 5977002394105, 002394105
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
59 | JAN 01, 1963 | 00-239-4105 | 00302 ( BRUSH, ELECTRICAL CONTACT ) |
REFERENCE DRAWINGS & PICTURES
RECTANGULAR COMMUTATOR
CYLINDRICAL HEAD
FLAT
ONE PIECE
Cross Reference | NSN 5977-00-239-4105
Part Number | Cage Code | Manufacturer |
---|---|---|
MB6424F | 76468 | MORGANITE INC |
01-06424G | 76468 | MORGANITE INC |
A-6556 | 66099 | ZENITH RADIO CORP OF IOWA |
Technical Data | NSN 5977-00-239-4105
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | ONE PIECE |
MATERIAL | GRAPHITE |
MATERIAL DOCUMENT AND CLASSIFICATION | MORGANITE INC,GR HM6782 MFR REF SINGLE MATERIAL RESPONSE |
BODY STYLE | RECTANGULAR COMMUTATOR |
WIDTH | 0.302 INCHES MINIMUM AND 0.306 INCHES MAXIMUM |
THICKNESS | 0.183 INCHES MINIMUM AND 0.187 INCHES MAXIMUM |
LENGTH | 0.719 INCHES NOMINAL |
CONTACT FACE STYLE | FLAT |
TOP STYLE | CYLINDRICAL HEAD |
HEAD DIAMETER | 0.185 INCHES NOMINAL |
HEAD LENGTH | 0.094 INCHES NOMINAL |
SHUNT INSULATION PROVISION AND QUANTITY | 1 UNINSULATED |
SHUNT POSITION DESIGNATOR | 5 |
PRESSURE SPRING TYPE AND QUANTITY | 1 CYLINDRICAL |
SPRING FREE LENGTH | 2.719 INCHES NOMINAL |
LARGEST OUTSIDE DIAMETER | 0.225 INCHES NOMINAL |
TERMINAL TYPE AND QUANTITY | 1 ROUND CAP W/EARS |
TERMINAL DIAMETER | 0.370 INCHES NOMINAL |
SPECIAL FEATURES | MARKED POSITIVE |