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National Stock Number:
3040-00-997-1690
Federal Supply Class:
3040
National Item Identification Number:
009971690
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:
| C13720 | 09269 | OMEX | | C13720 | 54089 | DRS C3 & AVIATION COMPANY |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.4530 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 0.453 INCHES NOMINAL | | OVERALL LENGTH | 2.920 INCHES NOMINAL | | MATERIAL | STEEL COMP 303 | | SECOND END DIAMETER | 0.2498 INCHES NOMINAL | | SECOND END GROOVE DIAMETER | 0.2280 INCHES MINIMUM AND 0.2310 INCHES MAXIMUM | | SECOND END GROOVE WIDTH | 0.0400 INCHES MINIMUM AND 0.0430 INCHES MAXIMUM | | SECOND END DISTANCE BETWEEN FIRST AND SECOND GROOVE CENTERS | 0.355 INCHES NOMINAL | | SECOND END DISTANCE FROM END TO GROOVE | 0.059 INCHES NOMINAL | | SECOND END STYLE | TWO CIRCULAR GROOVES | | SPECIAL FEATURES | FIRST END SIX NOTCHES RADIALLY SPACED AT 60 DEG,0.453 IN. NOTCH MJR DIA,0.281 IN. NOTCH MIN DIA,0.200 IN. NOTCH LG;FIRST END BORE,0.281 IN. BORE DIA,0.125 IN. BORE DP;SECOND END UNTHD CROSS DRILLED THRU HOL,0.630 IN. HOLE DIA,0.435 IN. DISTANCE FROM HOLE C TO END | | STEP QUANTITY | 6 | | SURFACE FINISH | 32.0 MICROINCHES |
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