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National Stock Number:
3040-00-945-8221
Federal Supply Class:
3040
National Item Identification Number:
009458221
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.
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Manufacturer Information:
| 369A5136 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC | | 369A5136 | 8V613 | THE BOEING COMPANY |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.3678 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM | | FIRST END EXTERNAL THREAD LENGTH | 0.420 INCHES NOMINAL | | FIRST END STYLE | EXTERNAL THREADED | | LARGEST STEP DIAMETER | 0.620 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4140 | | OVERALL LENGTH | 2.861 INCHES NOMINAL | | SECOND END DIAMETER | 0.4999 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM | | SECOND END STYLE | PLAIN | | SPECIAL FEATURES | ONE KEYWAY MADE BY 0.384 IN. DIA CUTTER 0.047 IN. W WITH 0.310 IN. DISTANCE FROM KEYWAY BOTTOM TO OD LOCATED ON 1ST END 2ND STEP 0.420 IN. FROM LEFT END | | STEP QUANTITY | 6 | | SURFACE FINISH | 32.0 MICROINCHES |
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