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National Stock Number:
3040-01-476-0237
Federal Supply Class:
3040
National Item Identification Number:
014760237
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:
| 13419312 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END GROOVE DIAMETER | 15.95 MILLIMETERS MINIMUM AND 16.05 MILLIMETERS MAXIMUM | | FIRST END GROOVE WIDTH | 2.90 MILLIMETERS MINIMUM AND 3.10 MILLIMETERS MAXIMUM | | FIRST END DIAMETER | 19.90 MILLIMETERS MINIMUM AND 20.10 MILLIMETERS MAXIMUM | | FIRST END DISTANCE FROM END TO GROOVE | 2.9 MILLIMETERS MINIMUM AND 3.1 MILLIMETERS MAXIMUM | | FIRST END STYLE | CIRCULAR GROOVED | | LARGEST STEP DIAMETER | 19.9 MILLIMETERS MINIMUM AND 20.1 MILLIMETERS MAXIMUM | | OVERALL LENGTH | 56.0 MILLIMETERS MINIMUM AND 57.0 MILLIMETERS MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 TYPE 304 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 304 | | SPECIAL FEATURES | 1ST END INTERNAL 8.0 X 8.0 MM HEX HOLE; 2ND END 11.8 MM SPHERE; THREADED CENTER STEP 0.750-16 UNF 2A; PASSIVATE SURFACE FINISH IAW QQ-P-35 TYPE II | | STEP QUANTITY | 8 | | SURFACE FINISH | 125.0 MICROINCHES |
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