5305-00-758-5948 SCREW,MACHINE Index 5935-00-758-5954 BACKSHELL,ELECTRICAL CONNECTOR

National Stock Number:
5977-00-758-5950

Federal Supply Class:
5977

National Item Identification Number:
007585950

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:
13216E894397403CECOM LR CENTER
1856384760STANADYNE CORPORATION
702426800251064ROBBINS AND MYERS INC
702426800267363MOTOR SPECIALTY INC
702426800281041HOWARD INDUSTRIES DIV OF CYCLOPS INDUSTRIES INC


Techincal Specification:
BODY STYLERECTANGULAR COMMUTATOR
BRUSH SHUNT LENGTH1.062 INCHES MINIMUM AND 1.124 INCHES MAXIMUM SINGLE SHUNT
CONTACT FACE STYLECONCAVE
HEAD DIAMETER0.212 INCHES MINIMUM AND 0.218 INCHES MAXIMUM
HEAD LENGTH0.125 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
LARGEST OUTSIDE DIAMETER0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
LENGTH0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONSTACKPOLE CARBON CO,GRADE 417 MFR REF SINGLE MATERIAL RESPONSE
MATERIALELECTROGRAPHITIC
PRESSURE SPRING TYPE AND QUANTITY1 CYLINDRICAL
RADIUS0.562 INCHES MINIMUM AND 0.577 INCHES MAXIMUM
SHUNT INSULATION PROVISION AND QUANTITY1 UNINSULATED
SHUNT POSITION DESIGNATOR5
WIDTH0.246 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
SPRING FREE LENGTH1.187 INCHES MINIMUM AND 1.343 INCHES MAXIMUM
STYLE DESIGNATORONE PIECE
TERMINAL DIAMETER0.237 INCHES MINIMUM AND 0.257 INCHES MAXIMUM
TERMINAL TYPE AND QUANTITY1 ROUND CAP
THICKNESS0.246 INCHES MINIMUM AND 0.250 INCHES MAXIMUM
TOP STYLECYLINDRICAL HEAD


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