NSN 3040-00-391-8469

Part Details | SHOULDERED SHAFT

3040-00-391-8469 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: 11727412, 11727412, 3040-00-391-8469, 00-391-8469, 3040003918469, 003918469

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30MAR 28, 197400-391-846922914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

FLAT KEYWAY

PLAIN

FLAT KEYWAY

Cross Reference | NSN 3040-00-391-8469
Part Number Cage Code Manufacturer
1172741211184QUALITY CONTROLLED STAMPING INC
1172741219200US ARMY ARDEC RDECOM
Technical Data | NSN 3040-00-391-8469
Characteristic Specifications
FIRST END STYLE8 PLAIN
MATERIAL STEEL COMP 303SE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-W-52263 MIL SPEC SINGLE MATERIAL RESPONSE
SURFACE FINISH125.0 MICROINCHES
FIRST END DIAMETER0.2400 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
FIRST END SPLINE LENGTH0.150 INCHES MINIMUM AND 0.160 INCHES MAXIMUM
FIRST END SPLINE MINOR DIAMETER0.2556 INCHES MINIMUM AND 0.2627 INCHES MAXIMUM
FIRST END SPLINE MAJOR DIAMETER0.3080 INCHES MINIMUM AND 0.3110 INCHES MAXIMUM
FIRST END PITCH DIAMETER0.2917 INCHES NOMINAL
FIRST END PRESSURE ANGLE30.0 DEGREES NOMINAL
FIRST END SPLINE QUANTITY14
END SIMILARITY NOT IDENTICAL
SECOND END STYLE FLAT KEYWAY
SECOND END GROOVE WIDTH0.0625 INCHES MINIMUM AND 0.0781 INCHES MAXIMUM
SECOND END GROOVE DIAMETER0.2400 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
SECOND END DISTANCE FROM END TO GROOVE0.8245 INCHES NOMINAL
SECOND END DIAMETER0.4368 INCHES MINIMUM AND 0.4373 INCHES MAXIMUM
SECOND END INTERNAL THREAD LENGTH0.516 INCHES NOMINAL
LARGEST STEP DIAMETER0.437 INCHES NOMINAL
OVERALL LENGTH1.453 INCHES MINIMUM AND 1.458 INCHES MAXIMUM
STEP QUANTITY2
FSC APPLICATION DATAPERISCOPE