3020-00-123-7853 GEAR,WORM WHEEL Index 3020-00-123-7861 GEAR,HELICAL

National Stock Number:
3040-00-123-7856

Federal Supply Class:
3040

National Item Identification Number:
001237856

Description:
SHAFT,SHOULDERED

Detail:
A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (AA), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see AXLE(1), SHOULDERED. For items not having any of the above conditions see PIN, SHOULDER, HEADLESS. Excludes SHAFT(1), STRAIGHT; and AXLE(1), STRAIGHT.


Manufacturer Information:
LB640450BR59SIEMENS GOVERNMENT TECHNOLOGIES, INC.
LB64045830Q4CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION
LB640458FGX3CURTISS-WRIGHT ELECTRO-MECHANICAL CORP
LB6404593235TURBODYNE DIV OF DRESSER INDUSTRIES INC SEE CODE 0BR59


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DISTANCE FROM END TO GROOVE1.125 INCHES NOMINAL
FIRST END DISTANCE FROM KEYWAY CENTER TO END0.531 INCHES NOMINAL
FIRST END EXTERNAL KEYWAY LENGTH0.250 INCHES NOMINAL
FIRST END DIAMETER1.1880 INCHES NOMINAL
FIRST END GROOVE DIAMETER1.0010 INCHES NOMINAL
FIRST END GROOVE WIDTH0.1250 INCHES NOMINAL
FIRST END KEYWAY WIDTH0.2500 INCHES NOMINAL
FIRST END STYLEWOODRUFF KEYWAY AND CIRCULAR GROOVED
LARGEST STEP DIAMETER1.188 INCHES NOMINAL
OVERALL LENGTH25.625 INCHES NOMINAL
MATERIALSTEEL
SECOND END DIAMETER0.7480 INCHES NOMINAL
SECOND END STYLEPLAIN
STEP QUANTITY7


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