5315-00-507-9299 KEY,MACHINE Index 1240-00-507-9302 RETICLE ASSEMBLY,OPTICAL INSTRUM

National Stock Number:
3040-00-507-9301

Federal Supply Class:
3040

National Item Identification Number:
005079301

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:
822446219200US ARMY ARDEC RDECOM


Techincal Specification:
LARGEST STEP DIAMETER0.1873 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-00779,GRADE 3 FED SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL
SPECIAL FEATURESONE IN. LG OF SHOULDER HAVING EXTERNAL THREADS,0.190 INCH-24 NC-3A
STEP QUANTITY3
SURFACE FINISH32.0 MICROINCHES
END SIMILARITYIDENTICAL
FIRST END DIAMETER0.1247 INCHES NOMINAL
FIRST END STYLEPLAIN
OVERALL LENGTH8.210 INCHES NOMINAL


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