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National Stock Number:
5977-00-726-9845
Federal Supply Class:
5977
National Item Identification Number:
007269845
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:
| 112A395F01 | 19899 | ELECTRIC MACHINERY DRESSER INDUSTRIES INC | | 112A395F01 | 95866 | MCGRAW-EDISON CO POWER SYSTEMS CO | | 82139 | 19899 | ELECTRIC MACHINERY DRESSER INDUSTRIES INC | | A12395C | 19899 | ELECTRIC MACHINERY DRESSER INDUSTRIES INC | | M41003-3E100EM | 59774 | FABCO GENERATORS INC. DBA FABCO POWER | | 82139 | 95866 | MCGRAW-EDISON CO POWER SYSTEMS CO | | MH12686 | 54764 | MANCRAFT INDUSTRIES INC | | MJ82139 | 59774 | FABCO GENERATORS INC. DBA FABCO POWER | | NEMAPUBCB1-1961 | 81705 | NATIONAL ELECTRICAL MFRS ASSN |
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Techincal Specification:
| BEVEL DEPTH | 0.125 INCHES NOMINAL | | BEVEL LENGTH | 0.125 INCHES NOMINAL | | BODY STYLE | RECTANGULAR | | BRUSH SHUNT LENGTH | 2.250 INCHES MINIMUM AND 2.282 INCHES MAXIMUM SINGLE SHUNT | | CONTACT FACE STYLE | FLAT | | LENGTH | 1.218 INCHES MINIMUM AND 1.282 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ELECTRIC MACHINERY GRADE SA3538 MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL | CARBON | | SHUNT INSULATION PROVISION AND QUANTITY | 1 UNINSULATED | | SHUNT POSITION DESIGNATOR | 2 | | STYLE DESIGNATOR | ONE PIECE | | WIDTH | 0.621 INCHES MINIMUM AND 0.625 INCHES MAXIMUM | | TERMINAL SLOT WIDTH | 0.188 INCHES NOMINAL | | TERMINAL TYPE AND QUANTITY | 1 STRAIGHT W/SLOT | | THICKNESS | 0.371 INCHES MINIMUM AND 0.375 INCHES MAXIMUM | | TOP STYLE | FLAT WITH LEFT EDGE BEVELED |
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