NSN 3040-00-450-3799

Part Details | SHOULDERED SHAFT

3040-00-450-3799 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: 2181143, 3040-00-450-3799, 00-450-3799, 3040004503799, 004503799

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30DEC 12, 196900-450-379922914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

TAPERED WITH FLAT

PLAIN

TAPERED WITH FLAT

Cross Reference | NSN 3040-00-450-3799
Part Number Cage Code Manufacturer
218114310001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 3040-00-450-3799
Characteristic Specifications
FIRST END STYLE PLAIN
MATERIAL STEEL COMP 4130
MATERIAL DOCUMENT AND CLASSIFICATIONAAISI 4130$JDAMIL-S-16974,GR 4130 COND N AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) ALL MATERIAL RESPONSES
SURFACE FINISH32.0 MICROINCHES
FIRST END DIAMETER0.6240 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE3 TAPERED WITH FLAT
SECOND END DIAMETER0.7480 INCHES NOMINAL
SECOND END HOLE DIAMETER0.1870 INCHES NOMINAL
SECOND END DISTANCE FROM HOLE CENTER TO END0.810 INCHES NOMINAL
LARGEST STEP DIAMETER0.748 INCHES NOMINAL
OVERALL LENGTH21.500 INCHES NOMINAL
STEP QUANTITY8