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National Stock Number:
3040-00-341-2051
Federal Supply Class:
3040
National Item Identification Number:
003412051
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:
| 54B21971 | 80049 | DEPARTMENT OF THE AIR FORCE | | 54B21971 | 98750 | SAN ANTONIO AIR LOGISTICS CENTER |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 1.2450 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 1.790 INCHES NOMINAL | | OVERALL LENGTH | 5.750 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-634 FED SPEC ALL MATERIAL RESPONSES | | MATERIAL | STEEL COMP 1026 | | SECOND END DIAMETER | 1.7900 INCHES NOMINAL | | SECOND END DISTANCE FROM END TO GROOVE | 1.2025 INCHES NOMINAL | | SECOND END GROOVE WIDTH | 0.5000 INCHES NOMINAL | | SECOND END STYLE | CIRCULAR GROOVED AND FLAT KEYWAY | | STEP QUANTITY | 5 | | SPECIAL FEATURES | SIX NOTCHES/SLOTS 3.516 IN. LG X .498 IN. W X .208 IN. H; SIX NOTCHES/SLOTS .188 IN. LG X .498 IN. W X .71 IN. H |
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