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National Stock Number:
5977-00-379-0505
Federal Supply Class:
5977
National Item Identification Number:
003790505
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:
| 1334536PT1 | 88422 | GENERAL ELECTRIC CO MOTOR BUSINESS GROUP | | K-1334536PT1 | 88422 | GENERAL ELECTRIC CO MOTOR BUSINESS GROUP |
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Techincal Specification:
| ANGLE | 30.0 DEGREES NOMINAL | | BEVEL ANGLE | 15.0 DEGREES NOMINAL | | BODY STYLE | RECTANGULAR COMMUTATOR | | BRUSH SHUNT LENGTH | 1.750 INCHES NOMINAL ALL SHUNTS | | CLIP BEVEL ANGLE IN DEG | 30.0 NOMINAL | | CLIP LENGTH | 0.531 INCHES NOMINAL | | CLIP TYPE | NEMA HAMMER TYPE ANGULAR A-EXTENDED | | CONTACT FACE STYLE | BEVELED | | LENGTH | 1.250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | NATIONAL GRADE SA45 MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL | ELECTROGRAPHITIC | | SHUNT INSULATION PROVISION AND QUANTITY | 2 UNINSULATED | | SHUNT POSITION DESIGNATOR | 2 AND 8 | | WIDTH | 0.5475 INCHES MINIMUM AND 0.5625 INCHES MAXIMUM | | STYLE DESIGNATOR | ONE PIECE | | TERMINAL BEND ANGLE | 60.0 DEGREES NOMINAL | | TERMINAL SLOT WIDTH | 0.188 INCHES NOMINAL | | TERMINAL TYPE AND QUANTITY | 1 BENT W/SLOT | | THICKNESS | 0.247 INCHES MINIMUM AND 0.251 INCHES MAXIMUM | | TOP STYLE | BEVELED FRONT |
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