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National Stock Number:
5977-99-902-1306
Federal Supply Class:
5977
National Item Identification Number:
999021306
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:
| 523/51925/B | K1073 | MORGANITE ELECTRICAL CARBON LIMITED | | S253 | K1758 | PARVALUX ELECTRIC MOTORS LTD WAS PARVALUX F H P LTD | | W1400 251 | K5163 | WYNN MARINE LTD | | W1400 ITEM 251 | K5163 | WYNN MARINE LTD | | W1400 ITEM 251 | U0AE1 | B. HEPWORTH & CO LTD | | W1400 251 | U0AE1 | B. HEPWORTH & CO LTD |
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Techincal Specification:
| BODY STYLE | RECTANGULAR COMMUTATOR | | BRUSH SHUNT LENGTH | 30.50 MILLIMETERS MINIMUM AND 32.00 MILLIMETERS MAXIMUM | | CONTACT FACE STYLE | CONCAVE | | LENGTH | 16.80 MILLIMETERS NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MORGANITE ELECTRICAL CARBON LTD GRADE C-6 MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL | METAL GRAPHITE | | OUTER EDGE TO SLOT EDGE DISTANCE | 5.75 MILLIMETERS NOMINAL | | RADIUS | 14.00 MILLIMETERS NOMINAL | | SHUNT INSULATION PROVISION AND QUANTITY | 1 INSULATED | | SHUNT POSITION DESIGNATOR | 3 | | SLOT WIDTH | 1.00 MILLIMETERS NOMINAL | | SLOT DEPTH | 1.00 MILLIMETERS NOMINAL | | SPECIAL FEATURES | CHAMFER 1MM AT 45 DEG | | WIDTH | 6.22 MILLIMETERS MINIMUM AND 6.29 MILLIMETERS MAXIMUM | | STYLE DESIGNATOR | ONE PIECE | | TERMINAL HOLE DIAMETER | 3.40 MILLIMETERS NOMINAL | | TERMINAL TYPE AND QUANTITY | 1 STRAIGHT W/HOLE | | THICKNESS | 6.22 MILLIMETERS MINIMUM AND 6.29 MILLIMETERS MAXIMUM | | TOP STYLE | FLAT WITH RECTANGULAR SLOT |
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