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National Stock Number:
3040-01-506-5876
Federal Supply Class:
3040
National Item Identification Number:
015065876
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:
| 7249201 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | EXTERNAL KEYWAY LENGTH | 1.500 INCHES NOMINAL FIRST END | | FIRST END DIAMETER | 0.9980 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM | | FIRST END STYLE | FLAT KEYWAY | | FIRST END KEYWAY DEPTH | 0.155 INCHES MINIMUM AND 0.159 INCHES MAXIMUM | | FIRST END KEYWAY WIDTH | 0.2500 INCHES MINIMUM AND 0.2520 INCHES MAXIMUM | | LARGEST STEP DIAMETER | 1.998 INCHES MINIMUM AND 1.999 INCHES MAXIMUM | | OVERALL LENGTH | 17.563 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTMA322 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SHAFT, SHOULDERED | | SECOND END DIAMETER | 1.9980 INCHES MINIMUM AND 1.9990 INCHES MAXIMUM | | SECOND END STEP LENGTH | 1.250 INCHES NOMINAL | | SECOND END STYLE | HEXAGONAL | | SECOND END WIDTH ACROSS FLATS | 0.970 INCHES MINIMUM AND 1.000 INCHES MAXIMUM | | SPECIAL FEATURES | FIRST END INTERNAL DRILLED/THREADED HOLE. SPECS: .3125-18UNC-3B; .938 MIN FULL THD; 1.382. | | STEP QUANTITY | 4 | | SURFACE FINISH | 32.0 MICROINCHES |
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