NSN 3040-00-077-1240

Part Details | SHOULDERED SHAFT

3040-00-077-1240 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: 76041267, 760-41-267, A129002, 3040-00-077-1240, 00-077-1240, 3040000771240, 000771240

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30AUG 02, 196700-077-124022914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

FLAT KEYWAY

PLAIN

FLAT KEYWAY

Cross Reference | NSN 3040-00-077-1240
Part Number Cage Code Manufacturer
760-41-26779938EMERSON ELECTRIC COU S ELECTRICAL MOTORS DIV
A12900279938EMERSON ELECTRIC COU S ELECTRICAL MOTORS DIV
Technical Data | NSN 3040-00-077-1240
Characteristic Specifications
FIRST END STYLE PLAIN
MATERIAL STEEL
FIRST END DIAMETER1.2500 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE FLAT KEYWAY
SECOND END KEYWAY WIDTH0.2500 INCHES NOMINAL
SECOND END EXTERNAL KEYWAY LENGTH1.812 INCHES NOMINAL
SECOND END KEYWAY DEPTH0.170 INCHES NOMINAL
SECOND END DIAMETER1.2500 INCHES NOMINAL
LARGEST STEP DIAMETER1.875 INCHES NOMINAL
OVERALL LENGTH6.500 INCHES NOMINAL
STEP QUANTITY6