NSN 3040-01-378-3180

Part Details | SHOULDERED SHAFT

3040-01-378-3180 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: 561640432617, 561-6404326-17, 5616404326, 561-6404326, 2110377391, 3040-01-378-3180, 01-378-3180, 3040013783180, 013783180

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30AUG 12, 199301-378-318022914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

CIRCULAR GROOVED

PLAIN

CIRCULAR GROOVED

Cross Reference | NSN 3040-01-378-3180
Part Number Cage Code Manufacturer
561-6404326-1753711NAVAL SEA SYSTEMS COMMAND
561-640432653711NAVAL SEA SYSTEMS COMMAND
211037739153711NAVAL SEA SYSTEMS COMMAND
Technical Data | NSN 3040-01-378-3180
Characteristic Specifications
FIRST END STYLE PLAIN
MATERIAL STEEL COMP 304
FIRST END DIAMETER0.2497 INCHES MAXIMUM
END SIMILARITY NOT IDENTICAL
SECOND END STYLE CIRCULAR GROOVED
SECOND END GROOVE WIDTH0.5000 INCHES NOMINAL
SECOND END GROOVE DIAMETER0.5620 INCHES NOMINAL
SECOND END DISTANCE FROM END TO GROOVE4.4100 INCHES NOMINAL
SECOND END DIAMETER0.6230 INCHES MAXIMUM
LARGEST STEP DIAMETER0.9990 INCHES MAXIMUM
OVERALL LENGTH8.0880 INCHES NOMINAL
STEP QUANTITY6