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National Stock Number:
5977-00-356-1957
Federal Supply Class:
5977
National Item Identification Number:
003561957
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:
| 1-984941-00 | 88818 | KEARFOTT CORPORATION | | 261908 | 56232 | LOCKHEED MARTIN CORPORATION | | 261908B | 56232 | LOCKHEED MARTIN CORPORATION | | E25 | 68256 | CARBONE OF AMERICA CORPORATION DIV SUPERIOR CARBON PRODUCTS DIVISION |
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Techincal Specification:
| BODY STYLE | RECTANGULAR | | BRUSH SHUNT LENGTH | 2.000 INCHES NOMINAL SINGLE SHUNT | | CONTACT FACE STYLE | CONCAVE | | LENGTH | 0.875 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | SUPERIOR CARBON GRADE BG25 MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL | CARBON | | RADIUS | 0.906 INCHES NOMINAL | | RECESS LENGTH | 0.427 INCHES MINIMUM AND 0.437 INCHES MAXIMUM | | RECESS WIDTH | 0.219 INCHES NOMINAL | | RECESS DEPTH | 0.031 INCHES NOMINAL | | SHUNT INSULATION PROVISION AND QUANTITY | 1 INSULATED | | SHUNT POSITION DESIGNATOR | 13 | | WIDTH | 0.427 INCHES MINIMUM AND 0.437 INCHES MAXIMUM | | STYLE DESIGNATOR | ONE PIECE | | TERMINAL TYPE AND QUANTITY | 1 STRAIGHT W/SLOT | | THICKNESS | 0.308 INCHES MINIMUM AND 0.312 INCHES MAXIMUM | | TOP STYLE | FLAT WITH RECTANGULAR RECESS |
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