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National Stock Number:
5977-00-033-4508
Federal Supply Class:
5977
National Item Identification Number:
000334508
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:
| 25058-1-D | 66099 | ZENITH RADIO CORP OF IOWA | | 25058-D | 66099 | ZENITH RADIO CORP OF IOWA | | 463514-2 | 49671 | LOCKHEED MARTIN CORP LOCKHEED MARTIN INFORMATION SYSTEMS AUTOMATED SPARES | | A-25058 | 66099 | ZENITH RADIO CORP OF IOWA | | B463514-1 | 21921 | RCA CORP DISTRIBUTOR AND SPECIAL PRODUCTS DIV | | B463514-2 | 21921 | RCA CORP DISTRIBUTOR AND SPECIAL PRODUCTS DIV | | MX167991-2 | 49671 | LOCKHEED MARTIN CORP LOCKHEED MARTIN INFORMATION SYSTEMS AUTOMATED SPARES |
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Techincal Specification:
| BODY STYLE | RECTANGULAR COMMUTATOR | | BRUSH SHUNT LENGTH | 0.688 INCHES NOMINAL SINGLE SHUNT | | CONTACT FACE STYLE | CONCAVE | | HEAD DIAMETER | 0.157 INCHES NOMINAL | | HEAD LENGTH | 0.062 INCHES NOMINAL | | LARGEST OUTSIDE DIAMETER | 0.170 INCHES MINIMUM AND 0.175 INCHES MAXIMUM | | LENGTH | 0.624 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MORGANITE GRADE H-6782D MFR REF SINGLE MATERIAL RESPONSE | | MATERIAL | CARBON | | PRESSURE SPRING TYPE AND QUANTITY | 1 CYLINDRICAL | | RADIUS | 0.406 INCHES NOMINAL | | SHUNT INSULATION PROVISION AND QUANTITY | 1 UNINSULATED | | SHUNT POSITION DESIGNATOR | 5 | | SPRING FREE LENGTH | 0.688 INCHES NOMINAL | | WIDTH | 0.214 INCHES MINIMUM AND 0.218 INCHES MAXIMUM | | STYLE DESIGNATOR | ONE PIECE | | TERMINAL DIAMETER | 0.300 INCHES NOMINAL | | TERMINAL TYPE AND QUANTITY | 1 ROUND CAP W/EARS | | THICKNESS | 0.090 INCHES MINIMUM AND 0.094 INCHES MAXIMUM | | TOP STYLE | CYLINDRICAL HEAD |
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