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National Stock Number:
3040-00-055-1997
Federal Supply Class:
3040
National Item Identification Number:
000551997
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:
| 21795 | 60399 | REGAL-BELOIT CORPORATION DBA FASCO GROUP DIV CASSVILLE DIVISION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DISTANCE FROM END TO GROOVE | 0.541 INCHES NOMINAL | | FIRST END EXTERNAL THREAD LENGTH | 0.541 INCHES NOMINAL | | FIRST END DIAMETER | 0.5620 INCHES NOMINAL | | FIRST END GROOVE DIAMETER | 0.4700 INCHES NOMINAL | | FIRST END GROOVE WIDTH | 0.0940 INCHES NOMINAL | | FIRST END STYLE | CIRCULAR GROOVED AND EXTERNALLY THREADED | | FSC APPLICATION DATA | TURBINE AND FAN ASSEMBLY,COOLING SYSTEM,ENGINE,AIRCRAFT | | LARGEST STEP DIAMETER | 0.7800 INCHES MINIMUM AND 0.8200 INCHES MAXIMUM | | OVERALL LENGTH | 6.2200 INCHES NOMINAL | | MATERIAL | STEEL COMP 4340 | | SECOND END DISTANCE FROM KEYWAY CENTER TO END | 1.188 INCHES NOMINAL | | SECOND END EXTERNAL KEYWAY LENGTH | 0.151 INCHES NOMINAL | | SECOND END DIAMETER | 0.5620 INCHES MINIMUM AND 0.5625 INCHES MAXIMUM | | SECOND END STYLE | WOODRUFF KEYWAY AND INTERNALLY THREADED | | SECOND END INTERNAL THREAD LENGTH | 0.625 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 0.0928 INCHES MINIMUM AND 0.0943 INCHES MAXIMUM | | STEP QUANTITY | 3 |
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