NSN 3040-01-164-9840

Part Details | SHOULDERED SHAFT

3040-01-164-9840 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: 3040011649840, 12270969, 3040-01-164-9840, 01-164-9840, 3040011649840, 011649840

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30OCT 24, 198301-164-984022914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

PLAIN

Cross Reference | NSN 3040-01-164-9840
Part Number Cage Code Manufacturer
3040011649840A00AME.C.A ETABLISSEMENT CENTRALDESAPPROVISIONNEMENTS DES FORCES
1227096919200US ARMY ARDEC RDECOM
Technical Data | NSN 3040-01-164-9840
Characteristic Specifications
FIRST END STYLE2 PLAIN
MATERIAL0$DST8640
SURFACE FINISH32.0 MICROINCHES
FIRST END DIAMETER0.4716 INCHES NOMINAL
FIRST END EXTERNAL THREAD LENGTH0.423 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE8 PLAIN
SECOND END DIAMETER0.8400 INCHES NOMINAL
SECOND END SPLINE LENGTH1.060 INCHES NOMINAL
SECOND END SPLINE MINOR DIAMETER0.6390 INCHES NOMINAL
SECOND END SPLINE MAJOR DIAMETER0.7500 INCHES NOMINAL
SECOND END PITCH DIAMETER0.7083 INCHES NOMINAL
SECOND END PRESSURE ANGLE30.0 DEGREES NOMINAL
SECOND END SPLINE QUANTITY17
LARGEST STEP DIAMETER3.258 INCHES NOMINAL
OVERALL LENGTH10.000 INCHES NOMINAL
STEP QUANTITY5