3040-01-199-7947 SHAFT,SHOULDERED Index 3040-01-199-7949 SHAFT,SHOULDERED

National Stock Number:
3040-01-199-7948

Federal Supply Class:
3040

National Item Identification Number:
011997948

Description:
SHAFT,SHOULDERED

Detail:
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.


Manufacturer Information:
4674710-002496169ELECTRIC BOAT CORPORATION
520-467471080064NAVAL SHIP SYSTEMS COMMAND
520-4674710 ITEM 2480064NAVAL SHIP SYSTEMS COMMAND
87511-142496169ELECTRIC BOAT CORPORATION
87511-1424 ITEM 2496169ELECTRIC BOAT CORPORATION


Techincal Specification:
END SIMILARITYNOT IDENTICAL
LARGEST STEP DIAMETER4.399 INCHES NOMINAL
OVERALL LENGTH107.680 INCHES NOMINAL
MATERIALNICKEL ALLOY
STEP QUANTITY5
SURFACE FINISH125.0 MICROINCHES


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