NSN 3040-00-494-3068

Part Details | SHOULDERED SHAFT

3040-00-494-3068 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: 5189454, 3040-00-494-3068, 00-494-3068, 3040004943068, 004943068

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30MAR 18, 197200-494-306822914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

WOODRUFF KEYWAY

SPLINED (STRAIGHT)

WOODRUFF KEYWAY

SPLINED (STRAIGHT)

Cross Reference | NSN 3040-00-494-3068
Part Number Cage Code Manufacturer
518945472582MTU AMERICA INC.
Technical Data | NSN 3040-00-494-3068
Characteristic Specifications
FIRST END STYLE WOODRUFF KEYWAY
MATERIAL STEEL
FIRST END KEYWAY WIDTH0.1250 INCHES NOMINAL
FIRST END EXTERNAL KEYWAY LENGTH0.500 INCHES NOMINAL
FIRST END DISTANCE FROM KEYWAY CENTER TO END0.312 INCHES NOMINAL
FIRST END DIAMETER0.7530 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE SPLINED (STRAIGHT)
SECOND END DIAMETER0.8720 INCHES NOMINAL
SECOND END SPLINE LENGTH0.750 INCHES NOMINAL
SECOND END SPLINE MINOR DIAMETER0.8340 INCHES NOMINAL
SECOND END SPLINE MAJOR DIAMETER0.8720 INCHES NOMINAL
SECOND END SPLINE QUANTITY48
LARGEST STEP DIAMETER0.872 INCHES NOMINAL
OVERALL LENGTH12.125 INCHES NOMINAL
STEP QUANTITY4