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National Stock Number:
5977-00-614-0460
Federal Supply Class:
5977
National Item Identification Number:
006140460
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:
| 8018233 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| BODY STYLE | WEDGE-SHAPE COMMUTATOR | | CONTACT FACE STYLE | CONVEX | | LENGTH | 0.018 INCHES NOMINAL | | MAJOR THICKNESS | 0.042 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-265 MIL SPEC 1ST MATERIAL RESPONSE AND QQ-P-330 MIL SPEC 2ND MATERIAL RESPONSE | | MATERIAL | PLATINUM AND NICKEL | | MINOR THICKNESS | 0.008 INCHES NOMINAL | | RADIUS | 0.007 INCHES MINIMUM AND 0.015 INCHES MAXIMUM | | SPECIAL FEATURES | PRESSURE SPRING TY AND QTY FLAT 1 | | STYLE DESIGNATOR | ONE PIECE | | WIDTH | 0.115 INCHES NOMINAL | | TOP STYLE | FLAT |
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