NSN 3040-00-157-7547

Part Details | SHOULDERED SHAFT

3040-00-157-7547 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: 299025PC2, 3040-00-157-7547, 00-157-7547, 3040001577547, 001577547

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30JAN 01, 196300-157-754722914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

FLAT KEYWAY

PLAIN

FLAT KEYWAY

Cross Reference | NSN 3040-00-157-7547
Part Number Cage Code Manufacturer
299025PC210001NAVAIR AND NAVSEA MANAGEDORIGINAL DESIGN ACTIVITY DWG NOT
Technical Data | NSN 3040-00-157-7547
Characteristic Specifications
FIRST END STYLE FLAT KEYWAY
MATERIAL STEEL COMP 4140
SURFACE FINISH63.0 MICROINCHES
FIRST END KEYWAY WIDTH0.3750 INCHES MINIMUM AND 0.3760 INCHES MAXIMUM
FIRST END EXTERNAL KEYWAY LENGTH2.250 INCHES NOMINAL
FIRST END KEYWAY DEPTH0.209 INCHES NOMINAL
FIRST END DIAMETER1.6229 INCHES MINIMUM AND 1.6238 INCHES MAXIMUM
END SIMILARITY NOT IDENTICAL
SECOND END STYLE PLAIN
SECOND END DIAMETER1.6230 INCHES MINIMUM AND 1.6240 INCHES MAXIMUM
SECOND END HOLE DIAMETER0.2500 INCHES NOMINAL
SECOND END DISTANCE FROM HOLE CENTER TO END0.530 INCHES NOMINAL
SECOND END HOLE DEPTH1.625 INCHES NOMINAL
LARGEST STEP DIAMETER1.995 INCHES MINIMUM AND 1.996 INCHES MAXIMUM
OVERALL LENGTH16.870 INCHES NOMINAL
STEP QUANTITY2