3040-01-374-8540 COLLAR,SHAFT Index 3020-01-374-8542 CHAIN,ROLLER

National Stock Number:
3040-01-374-8541

Federal Supply Class:
3040

National Item Identification Number:
013748541

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:
2478W2980GD25ALLIED DEFENSE INDUSTRIES, LLC
2478W298U1605HONEYWELL AEROSPACE YEOVIL


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DIAMETER0.2550 INCHES NOMINAL
FIRST END STYLEPLAIN
LARGEST STEP DIAMETER0.374 INCHES NOMINAL
OVERALL LENGTH1.345 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-225/4(T6) FED SPEC SINGLE MATERIAL RESPONSE
MATERIALALUMINUM ALLOY
SECOND END DIAMETER0.3739 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM
SECOND END FLAT DEPTH0.0210 INCHES NOMINAL
SECOND END FLAT LENGTH1.1500 INCHES NOMINAL
SECOND END STYLEFLATTED
STEP QUANTITY2


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