NSN 3040-00-840-8903

Part Details | SHOULDERED SHAFT

3040-00-840-8903 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.

Alternate Parts: 5126351, 5126351, 3040-00-840-8903, 00-840-8903, 3040008408903, 008408903

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30DEC 21, 196600-840-890322914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

WOODRUFF KEYWAY

PLAIN

WOODRUFF KEYWAY

Cross Reference | NSN 3040-00-840-8903
Part Number Cage Code Manufacturer
512635124617GENERAL MOTORS CORP
512635172582MTU AMERICA INC.
Technical Data | NSN 3040-00-840-8903
Characteristic Specifications
FIRST END STYLE PLAIN
MATERIAL STEEL
FIRST END DIAMETER0.8770 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE WOODRUFF KEYWAY
SECOND END KEYWAY WIDTH0.1880 INCHES NOMINAL
SECOND END DISTANCE FROM KEYWAY CENTER TO END0.440 INCHES NOMINAL
SECOND END DIAMETER0.8770 INCHES NOMINAL
LARGEST STEP DIAMETER0.879 INCHES NOMINAL
OVERALL LENGTH12.300 INCHES NOMINAL
STEP QUANTITY4
END ITEM IDENTIFICATIONGENERAL MOTORS CORP,DETROIT DIESEL ENGINE SERIES 71