NSN 3040-01-149-3750

Part Details | SHOULDERED SHAFT

3040-01-149-3750 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: 8201639, 3040-01-149-3750, 01-149-3750, 3040011493750, 011493750

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30MAR 18, 198301-149-375022914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

CIRCULAR GROOVED

CIRCULAR GROOVED

Cross Reference | NSN 3040-01-149-3750
Part Number Cage Code Manufacturer
820163919200US ARMY ARDEC RDECOM
Technical Data | NSN 3040-01-149-3750
Characteristic Specifications
FIRST END STYLE CIRCULAR GROOVED
MATERIAL STEEL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC SINGLE MATERIAL RESPONSE
FIRST END GROOVE WIDTH0.0469 INCHES NOMINAL
FIRST END GROOVE DIAMETER0.5000 INCHES NOMINAL
FIRST END DISTANCE FROM END TO GROOVE0.3750 INCHES NOMINAL
FIRST END DIAMETER0.6875 INCHES NOMINAL
END SIMILARITY IDENTICAL
LARGEST STEP DIAMETER0.6200 INCHES NOMINAL
OVERALL LENGTH4.7500 INCHES NOMINAL
STEP QUANTITY4