NSN 3040-01-104-9303

Part Details | SHOULDERED SHAFT

3040-01-104-9303 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: 4N938, 7CA311, 7CA311, 3040-01-104-9303, 01-104-9303, 3040011049303, 011049303

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30DEC 13, 198001-104-930322914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

FLATTED

PLAIN

FLATTED

Cross Reference | NSN 3040-01-104-9303
Part Number Cage Code Manufacturer
4N93811083CATERPILLAR INC.DBA CATERPILLAR
7CA31145152OSHKOSH CORPORATION
7CA31175Q65OSHKOSH DEFENSE, LLC
Technical Data | NSN 3040-01-104-9303
Characteristic Specifications
FIRST END STYLE FLATTED
MATERIAL STEEL
SURFACE FINISH1.6 MICROINCHES
FIRST END FLAT DEPTH0.1710 INCHES NOMINAL
FIRST END FLAT LENGTH0.787 INCHES NOMINAL
FIRST END DIAMETER0.4130 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE4 PLAIN
SECOND END DISTANCE FROM END TO FLAT0.388 INCHES NOMINAL
SECOND END DIAMETER0.3750 INCHES NOMINAL
SECOND END GROOVED FLAT LENGTH0.8750 INCHES NOMINAL
SECOND END GROOVED FLAT DEPTH0.139 INCHES NOMINAL
LARGEST STEP DIAMETER0.438 INCHES NOMINAL
OVERALL LENGTH3.031 INCHES NOMINAL
STEP QUANTITY1
SPECIAL FEATURES2 HOLES THD NO. 8-32 CLASS 2B ON FIRST END LOCATED 0.236 IN. FROM END 0.354 IN. C TO C,2 HOLES THD NO. 8-32 CLASS 2B ON SECOND END LOCATED 0.622 IN. FROM END 0.406 IN. C TO C