NSN 3040-00-450-1677

Part Details | SHOULDERED SHAFT

3040-00-450-1677 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: 2682949, 3040-00-450-1677, 00-450-1677, 3040004501677, 004501677

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30DEC 17, 196900-450-167722914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

FLAT KEYWAY

PLAIN

FLAT KEYWAY

Cross Reference | NSN 3040-00-450-1677
Part Number Cage Code Manufacturer
268294910001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 3040-00-450-1677
Characteristic Specifications
FIRST END STYLE PLAIN
MATERIAL STEEL COMP 303SE
SURFACE FINISH30.0 MICROINCHES
FIRST END DIAMETER0.1862 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE0 FLAT KEYWAY
SECOND END GROOVE WIDTH0.0225 INCHES NOMINAL
SECOND END GROOVE DIAMETER0.2417 INCHES NOMINAL
SECOND END DISTANCE FROM END TO GROOVE0.6125 INCHES NOMINAL
SECOND END DIAMETER0.3750 INCHES NOMINAL
SECOND END EXTERNAL THREAD LENGTH0.310 INCHES NOMINAL
LARGEST STEP DIAMETER0.375 INCHES NOMINAL
OVERALL LENGTH2.296 INCHES NOMINAL
STEP QUANTITY4