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National Stock Number:
3040-01-254-4539
Federal Supply Class:
3040
National Item Identification Number:
012544539
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:
| STC90232-3 | 07132 | SPEC TOOL COMPANY |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DISTANCE FROM END TO GROOVE | 0.1110 INCHES MINIMUM AND 0.1140 INCHES MAXIMUM | | FIRST END GROOVE DIAMETER | 0.7120 INCHES MINIMUM AND 0.7180 INCHES MAXIMUM | | FIRST END GROOVE WIDTH | 0.0460 INCHES MINIMUM AND 0.0490 INCHES MAXIMUM | | FIRST END DIAMETER | 0.7490 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM | | FIRST END STYLE | CIRCULAR GROOVED | | LARGEST STEP DIAMETER | 1.249 INCHES MINIMUM AND 1.250 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6758 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 4130 | | OVERALL LENGTH | 7.550 INCHES MINIMUM AND 7.770 INCHES MAXIMUM | | SECOND END GROOVE DIAMETER | 0.9520 INCHES MINIMUM AND 0.9580 INCHES MAXIMUM | | SECOND END GROOVE WIDTH | 0.0460 INCHES MINIMUM AND 0.0490 INCHES MAXIMUM | | SECOND END DIAMETER | 0.9990 INCHES MINIMUM AND 1.0000 INCHES MAXIMUM | | SECOND END DISTANCE FROM END TO GROOVE | 0.0460 INCHES MINIMUM AND 0.0490 INCHES MAXIMUM | | SECOND END STYLE | CIRCULAR GROOVED | | STEP QUANTITY | 1 | | SUPPLEMENTARY FEATURES | GEARBOX SHAFT APPL | | SURFACE FINISH | 125.0 MICROINCHES |
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