3040-01-300-0143 SHAFT,STRAIGHT Index 3040-01-300-0145 SHAFT,SHOULDERED

National Stock Number:
3040-01-300-0144

Federal Supply Class:
3040

National Item Identification Number:
013000144

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:
24394609205LOCKHEED MARTIN CORP ELECTRONICS AND MISSILES DIV
243946-209205LOCKHEED MARTIN CORP ELECTRONICS AND MISSILES DIV


Techincal Specification:
END SIMILARITYIDENTICAL
FIRST END DIAMETER0.1900 INCHES NOMINAL
FIRST END GROOVE WIDTH0.0400 INCHES NOMINAL
FIRST END DISTANCE FROM END TO GROOVE0.3000 INCHES NOMINAL
FIRST END EXTERNAL THREAD LENGTH0.3000 INCHES NOMINAL
FIRST END STYLECIRCULAR GROOVED AND EXTERNALLY THREADED
LARGEST STEP DIAMETER0.6200 INCHES NOMINAL
OVERALL LENGTH4.6800 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6709 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL
STEP QUANTITY11
SPECIAL FEATURESSECOND END SPLINED 0.340 IN. FROM END,0.284 IN.LG,14 SPLINES


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