5977-00-033-5755 BRUSH,ELECTRICAL CONTACT Index 5977-00-033-5757 BRUSH,ELECTRICAL CONTACT

National Stock Number:
5977-00-033-5756

Federal Supply Class:
5977

National Item Identification Number:
000335756

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.


Manufacturer Information:
610040410AHP6NATIONAL ELECTRICAL CARBON PRODUCTS, INC.
ANSI/NEMA PUB N0. CB181705NATIONAL ELECTRICAL MFRS ASSN
ANSI/NEMA PUB NO. CB181705NATIONAL ELECTRICAL MFRS ASSN
D38606PC3895402ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC
D38606PC3896169ELECTRIC BOAT CORPORATION
D63-982-1PC4895402ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC
D63-982-1PC4896169ELECTRIC BOAT CORPORATION
D63-982-3PC4695402ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC
D63-982-3PC4696169ELECTRIC BOAT CORPORATION
NEMA PUB CB11P787NATIONAL ELECTRICAL MFRS ASSN DBA NEMA
RC12-320442451UCAR CARBON CO INC
S1123240N8030AHP6NATIONAL ELECTRICAL CARBON PRODUCTS, INC.
SP5039895402ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC
SP50398CL195402ELECTRIC BOAT CORP DBA ELECTRO DYNAMIC


Techincal Specification:
ANGLE40.0 DEGREES NOMINAL
BEVEL ANGLE30.0 DEGREES NOMINAL
BODY STYLERECTANGULAR COMMUTATOR
BRUSH SHUNT LENGTH3.000 INCHES NOMINAL SINGLE SHUNT
CONTACT FACE STYLEBEVELED
LENGTH1.250 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONNATIONAL GRADE SA35 MFR REF SINGLE MATERIAL RESPONSE
MATERIALELECTROGRAPHITIC
PERIPHERAL SPEED7000 FEET PER MINUTE
SHUNT INSULATION PROVISION AND QUANTITY1 INSULATED
SHUNT POSITION DESIGNATOR12
WIDTH1.000 INCHES NOMINAL
STYLE DESIGNATORONE PIECE
TERMINAL HOLE DIAMETER0.687 INCHES NOMINAL
TERMINAL TYPE AND QUANTITY1 STRAIGHT W/HOLE
THICKNESS0.375 INCHES NOMINAL
TOP STYLEBEVELED FRONT WITH LEFT SHOULDER


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