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National Stock Number:
5977-00-232-5346
Federal Supply Class:
5977
National Item Identification Number:
002325346
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:
| 1874852 | 077S2 | DELCO REMY AMERICA INC | | 1874852 | 16764 | GENERAL MOTORS CORP DELCO REMY DIV | | 1874852 | 24617 | GENERAL MOTORS CORP | | 1904984 | 24617 | GENERAL MOTORS CORP | | 1874852 | 61928 | GENERAL MOTORS CORP AC-DELCO DIV GOVERNMENT ORDER DEPT | | 1874852 | 72582 | ROLLS-ROYCE SOLUTIONS AMERICA INC |
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Techincal Specification:
| STYLE DESIGNATOR | ONE PIECE | | MATERIAL | METAL GRAPHITE | | BODY STYLE | RECTANGULAR COMMUTATOR | | MATERIAL DOCUMENT AND CLASSIFICATION | CARBONE GRADE 266 MFR REF SINGLE MATERIAL RESPONSE | | WIDTH | 0.748 INCHES MINIMUM AND | | 0.752 INCHES MAXIMUM | | THICKNESS | 0.406 INCHES NOMINAL | | LENGTH | 0.500 INCHES MINIMUM AND | | 0.510 INCHES MAXIMUM | | CONTACT FACE STYLE | CONCAVE | | RADIUS | 1.250 INCHES NOMINAL | | TOP STYLE | FLAT | | BASIC SHAPE STYLE | RECTANGULAR GROOVE IN FRONT | | GROOVE DEPTH | 0.094 INCHES NOMINAL | | GROOVE WIDTH | 0.156 INCHES NOMINAL | | OUTER EDGE TO GROOVE EDGE DISTANCE | 0.281 INCHES NOMINAL | | SHUNT INSULATION PROVISION AND QUANTITY | 2 UNINSULATED | | SHUNT POSITION DESIGNATOR | 2 AND | | 8 | | BRUSH SHUNT LENGTH | 1.062 INCHES NOMINAL ALL SHUNTS | | TERMINAL TYPE AND QUANTITY | 1 YOKE W/HOLE | | TERMINAL HOLE DIAMETER | 0.160 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 077S2 | | DESIGN CONTROL REFERENCE | 1874852 |
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