2805-01-182-7180 ENGINE BLOCK,GASOLINE Index 3040-01-182-7182 GEARSHAFT,SPUR

National Stock Number:
3040-01-182-7181

Federal Supply Class:
3040

National Item Identification Number:
011827181

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:
69-3163182918THE BOEING COMPANY
69-31631-50182918THE BOEING COMPANY


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END DISTANCE FROM END TO GROOVE0.100 INCHES NOMINAL
FIRST END DIAMETER0.6200 INCHES NOMINAL
FIRST END GROOVE DIAMETER0.4400 INCHES NOMINAL
FIRST END GROOVE WIDTH0.0200 INCHES NOMINAL
FIRST END STYLECIRCULAR GROOVED
LARGEST STEP DIAMETER0.620 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE
MATERIALSTEEL COMP 4340
PROPRIETARY CHARACTERISTICSPACS
OVERALL LENGTH2.600 INCHES NOMINAL
SECOND END DIAMETER0.3125 INCHES NOMINAL
SECOND END EXTERNAL THREAD LENGTH0.500 INCHES NOMINAL
SECOND END STYLEEXTERNAL THREADED
SPECIAL FEATURESEXTERNAL INVOLUTE SPLINE FOR 1.430 IN. LG
STEP QUANTITY4
SURFACE FINISH32.0 MICROINCHES


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