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National Stock Number:
5977-00-583-3771
Federal Supply Class:
5977
National Item Identification Number:
005833771
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:
| 61003303 | 0AHP6 | NATIONAL ELECTRICAL CARBON PRODUCTS, INC. | | 955A400P01 | 34990 | NATIONAL ELECTRICAL CARBON PRODUCTS INC EAST STROUDSBURG-PA | | RC10-4008 | 0AHP6 | NATIONAL ELECTRICAL CARBON PRODUCTS, INC. | | 955A400P1 | 30221 | GENERAL ELECTRIC CO ARMAMENT AND ELECTRICAL SYSTEMS DEPT ELECTRICAL SYSTEMS PRODUCTS DEPT | | RC10-4008 | 42451 | UCAR CARBON CO INC | | MILB003743 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M |
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Techincal Specification:
| STYLE DESIGNATOR | ONE PIECE | | MATERIAL | ELECTROGRAPHITIC | | BODY STYLE | RECTANGULAR COMMUTATOR | | MATERIAL DOCUMENT AND CLASSIFICATION | NATIONAL ELECTRICAL CARBON GRADE SA-45 MFR REF SINGLE MATERIAL RESPONSE | | WIDTH | 1.250 INCHES NOMINAL | | THICKNESS | 0.313 INCHES NOMINAL | | CONTACT FACE STYLE | CONCAVE ON BEVEL | | RADIUS | 4.500 INCHES NOMINAL | | BEVEL ANGLE | 18.0 DEGREES NOMINAL | | TOP STYLE | BEVELED FRONT | | ANGLE | 30.0 DEGREES NOMINAL | | CLIP TYPE | NEMA HAMMER TYPE EXTENDED A | | EXTENSION LENGTH | 0.264 INCHES NOMINAL | | SHUNT INSULATION PROVISION AND QUANTITY | 1 UNINSULATED | | SHUNT POSITION DESIGNATOR | 8 | | BRUSH SHUNT LENGTH | 3.000 INCHES NOMINAL SINGLE SHUNT | | TERMINAL TYPE AND QUANTITY | 1 STRAIGHT W/HOLE | | TERMINAL HOLE DIAMETER | 0.219 INCHES NOMINAL | | SPECIAL FEATURES | TERMINAL HAS 60 DEG BEND | | PERIPHERAL SPEED | 8000 FEET PER MINUTE | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 81349 | | NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MILB003743 |
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