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National Stock Number:
5977-00-295-9923
Federal Supply Class:
5977
National Item Identification Number:
002959923
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:
| 372B27299 | 15280 | NORTHROP GRUMMAN SYSTEMS CORPORATION DIV ES DEFENSIVE SYSTEMS DIVISION | | 372B27299 | 26916 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 372B27299 | 68256 | CARBONE OF AMERICA CORPORATION DIV SUPERIOR CARBON PRODUCTS DIVISION |
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Techincal Specification:
| STYLE DESIGNATOR | ONE PIECE | | MATERIAL | CARBON GRAPHITE | | BODY STYLE | RECTANGULAR COMMUTATOR | | MATERIAL DOCUMENT AND CLASSIFICATION | SUPERIOR GRADE MG84 MFR REF SINGLE MATERIAL RESPONSE | | WIDTH | 0.242 INCHES MINIMUM AND | | 0.245 INCHES MAXIMUM | | THICKNESS | 0.180 INCHES MINIMUM AND | | 0.183 INCHES MAXIMUM | | LENGTH | 0.312 INCHES NOMINAL | | CONTACT FACE STYLE | FLAT | | SHUNT INSULATION PROVISION AND QUANTITY | 1 UNINSULATED | | SHUNT POSITION DESIGNATOR | 5 | | BRUSH SHUNT LENGTH | 1.000 INCHES NOMINAL SINGLE SHUNT | | PRESSURE SPRING TYPE AND QUANTITY | 1 CYLINDRICAL | | SPRING FREE LENGTH | 1.375 INCHES NOMINAL | | LARGEST OUTSIDE DIAMETER | 0.180 INCHES NOMINAL | | TERMINAL TYPE AND QUANTITY | 1 ROUND CAP | | TERMINAL DIAMETER | 0.180 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 15280 | | DESIGN CONTROL REFERENCE | 372B27299 |
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