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National Stock Number:
3040-01-234-3331
Federal Supply Class:
3040
National Item Identification Number:
012343331
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:
| 32992 | 06987 | FL AEROSPACE CORP JANITROL AERO DIV/GENERAL DESIGN |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 1.2490 INCHES NOMINAL | | FIRST END STEP LENGTH | 1.005 INCHES NOMINAL | | FIRST END STYLE | SQUARE (ROUND CORNERS) | | FIRST END WIDTH ACROSS FLATS | 0.749 INCHES NOMINAL | | LARGEST STEP DIAMETER | 4.125 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 4130 CHROME MOLY MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4130 | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 2.670 INCHES NOMINAL | | SPECIAL FEATURES | 2ND END 4.125 IN. DIA FLANGE W/ 6 0.3750 IN. DIA PEGS ON 3.1874 IN. DIA BOLT CIRCLE;RC 57-63;BLACK OXIDE MIL-C-13924 CL 3 | | STEP QUANTITY | 5 | | SURFACE FINISH | 32.0 MICROINCHES |
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