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National Stock Number:
3040-01-144-1080
Federal Supply Class:
3040
National Item Identification Number:
011441080
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:
| 343375 | 26581 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DISTANCE FROM END TO GROOVE | 0.060 INCHES NOMINAL | | FIRST END DIAMETER | 0.2496 INCHES MINIMUM AND 0.2498 INCHES MAXIMUM | | FIRST END GROOVE DIAMETER | 0.2285 INCHES MINIMUM AND 0.2315 INCHES MAXIMUM | | FIRST END GROOVE WIDTH | 0.0290 INCHES MINIMUM AND 0.0320 INCHES MAXIMUM | | FIRST END STYLE | CIRCULAR GROOVED | | LARGEST STEP DIAMETER | 0.380 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-764,TYPE 303,CONDITION A FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 303 | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 2.390 INCHES NOMINAL | | SECOND END DIAMETER | 0.3800 INCHES NOMINAL | | SECOND END DISTANCE FROM END TO GROOVE | 0.634 INCHES NOMINAL | | SECOND END GROOVE WIDTH | 0.0400 INCHES NOMINAL | | SECOND END INTERNAL THREAD LENGTH | 0.310 INCHES NOMINAL | | SECOND END GROOVE DIAMETER | 0.2380 INCHES NOMINAL | | SECOND END STYLE | CIRCULAR GROOVED AND INTERNALLY THREADED | | SPECIAL FEATURES | FIRST END CHAMFERED 0.020 IN. BY 45 DEG | | STEP QUANTITY | 3 | | SURFACE FINISH | 32.0 MICROINCHES |
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