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National Stock Number:
5977-00-295-8063
Federal Supply Class:
5977
National Item Identification Number:
002958063
Description:
BRUSH,ELECTRICAL CONTACT
Detail:
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.
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Manufacturer Information:
| 25A9A7 | 62119 | UNIVERSAL ELECTRIC CO | | SC-D-99877-187 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR |
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Techincal Specification:
| BODY STYLE | RECTANGULAR | | BRUSH SHUNT LENGTH | | | CONTACT FACE STYLE | CONCAVE | | LARGEST OUTSIDE DIAMETER | 0.191 INCHES NOMINAL | | LENGTH | 0.297 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | UNITED STATES GRAPHITE CO,GRADE 235 MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL | ELECTROGRAPHITIC | | PRESSURE SPRING TYPE AND QUANTITY | 1 CYLINDRICAL | | RADIUS | 0.500 INCHES NOMINAL | | SHUNT INSULATION PROVISION AND QUANTITY | 1 UNINSULATED | | SHUNT POSITION DESIGNATOR | 5 | | SPRING FREE LENGTH | 0.625 INCHES NOMINAL | | STYLE DESIGNATOR | ONE PIECE | | TERMINAL DIAMETER | 0.251 INCHES MINIMUM AND 0.267 INCHES MAXIMUM | | TERMINAL TYPE AND QUANTITY | 1 ROUND CAP | | SPECIAL FEATURES | TERMINAL HAS TAB | | THICKNESS | 0.181 INCHES MINIMUM AND 0.185 INCHES MAXIMUM | | WIDTH | 0.181 INCHES MINIMUM AND 0.185 INCHES MAXIMUM |
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