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National Stock Number:
3040-01-264-3360
Federal Supply Class:
3040
National Item Identification Number:
012643360
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:
| 4684681 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 2.3750 INCHES NOMINAL | | FIRST END INTERNAL THREAD LENGTH | 4.812 INCHES NOMINAL | | FIRST END STYLE | INTERNAL THREADED | | LARGEST STEP DIAMETER | 5.000 INCHES NOMINAL | | OVERALL LENGTH | 43.250 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 CL A MONEL 400 FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | NICKEL ALLOY | | SPECIAL FEATURES | 3/8-18 NPT 2ND END,3/8-16 UNC-2B LOCATED IN SECOND END,5/16 IN. DIA BY 5 1/4 IN. DP THD 3/8-18 NPT FIRST END,3/16 IN. DIA THRU HOLE NEAR FIRST END | | SECOND END EXTERNAL KEYWAY LENGTH | 9.000 INCHES NOMINAL | | SECOND END DIAMETER | 2.3800 INCHES NOMINAL | | SECOND END STYLE | FLAT KEYWAYS AND INTERNALLY THREADED | | SECOND END INTERNAL THREAD LENGTH | 1.500 INCHES NOMINAL | | SECOND END KEYWAY DEPTH | 0.077 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 0.3770 INCHES MINIMUM AND 0.3790 INCHES MAXIMUM | | STEP QUANTITY | 7 | | SURFACE FINISH | 16.0 MICROINCHES |
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