NSN 5977-00-071-8302
Part Details | ELECTRICAL CONTACT BRUSH
5977-00-071-8302 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: 214A72, 5977-00-071-8302, 00-071-8302, 5977000718302, 000718302
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
59 | JUL 20, 1967 | 00-071-8302 | 00302 ( BRUSH, ELECTRICAL CONTACT ) |
REFERENCE DRAWINGS & PICTURES
RECTANGULAR COMMUTATOR
FLAT
CONCAVE
ONE PIECE
Cross Reference | NSN 5977-00-071-8302
Part Number | Cage Code | Manufacturer |
---|---|---|
214A72 | 44940 | CUMMINS POWER GENERATION INC. |
Technical Data | NSN 5977-00-071-8302
Characteristic | Specifications |
---|---|
STYLE DESIGNATOR | ONE PIECE |
MATERIAL | ELECTROGRAPHITIC |
MATERIAL DOCUMENT AND CLASSIFICATION | MIL-B-3743,NATIONAL CARBON GRADE 258 MIL SPEC SINGLE MATERIAL RESPONSE |
BODY STYLE | RECTANGULAR COMMUTATOR |
WIDTH | 0.871 INCHES MINIMUM AND 0.875 INCHES MAXIMUM |
THICKNESS | 0.277 INCHES MINIMUM AND 0.281 INCHES MAXIMUM |
LENGTH | 1.156 INCHES NOMINAL |
CONTACT FACE STYLE | CONCAVE |
RADIUS | 1.187 INCHES NOMINAL |
TOP STYLE | 6A FLAT |
ANGLE | 15.0 DEGREES NOMINAL |
SHUNT INSULATION PROVISION AND QUANTITY | 1 INSULATED |
SHUNT POSITION DESIGNATOR | 5 |
TERMINAL TYPE AND QUANTITY | 1 STRAIGHT W/HOLE |
TERMINAL HOLE DIAMETER | 0.189 INCHES NOMINAL |