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National Stock Number:
5977-00-617-1540
Federal Supply Class:
5977
National Item Identification Number:
006171540
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:
| 1JH142PC19 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 21D2416SUB8ITEM5GRADEWM56A | 79500 | WESTINGHOUSE ELECTRIC CORP | | 220A256G03 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 6303-3109656PC19 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 6303-3109656REV2PC19WM56A | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| ANGLE | 40.0 DEGREES NOMINAL | | BEVEL ANGLE | 30.0 DEGREES NOMINAL | | BODY STYLE | RECTANGULAR COMMUTATOR | | BRUSH SHUNT LENGTH | 2.500 INCHES NOMINAL ALL SHUNTS | | CLIP TYPE | NEMA HAMMER TYPE EXTENDED A | | CONTACT FACE STYLE | BEVELED | | EXTENSION LENGTH | 0.184 INCHES NOMINAL | | LENGTH | 2.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | WESTINGHOUSE ELECTRIC CORP,GR W-56A MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL | GRAPHITE | | PERIPHERAL SPEED | 6000 FEET PER MINUTE | | SHUNT INSULATION PROVISION AND QUANTITY | 2 UNINSULATED | | SHUNT POSITION DESIGNATOR | 2 AND 8 | | STYLE DESIGNATOR | ONE PIECE | | SPECIAL FEATURES | TERMINAL OFFSET 0.500 IN. BETWEEN 90 DEG BENDS 1.250 IN. FROM SHUNT END | | WIDTH | 1.250 INCHES NOMINAL | | TERMINAL SLOT WIDTH | 0.219 INCHES NOMINAL | | TERMINAL TYPE AND QUANTITY | 1 FLAG W/SLOT | | THICKNESS | 0.625 INCHES NOMINAL | | TOP STYLE | BEVELED FRONT |
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