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National Stock Number:
3040-01-486-5189
Federal Supply Class:
3040
National Item Identification Number:
014865189
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:
| 1981509 PC 5 | 03956 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 1981804 | 03956 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.2497 INCHES NOMINAL | | FIRST END INTERNAL THREAD LENGTH | 0.3800 INCHES NOMINAL | | FIRST END STYLE | INTERNAL THREADED | | LARGEST STEP DIAMETER | 0.625 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582, TYPE 303 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 303 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SHAFT,TRANSMITTER UNIT | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 4.867 INCHES NOMINAL | | SECOND END DIAMETER | 0.2500 INCHES NOMINAL | | SECOND END KEYWAY DEPTH | 0.0695 INCHES NOMINAL | | SECOND END KEYWAY WIDTH | 0.1250 INCHES NOMINAL | | SECOND END DISTANCE FROM KEYWAY CENTER TO END | 0.8200 INCHES NOMINAL | | SECOND END EXTERNAL KEYWAY LENGTH | 0.5000 INCHES NOMINAL | | SECOND END EXTERNAL THREAD LENGTH | 0.4400 INCHES NOMINAL | | SECOND END STYLE | EXTERNALLY THREADED AND INDENTED FLAT KEYWAY | | SPECIAL FEATURES | 1ST END THREADS .112-40 JNC-2B X .38; 2ND END THREADS .250-28 UNF-2A | | STEP QUANTITY | 5 | | SURFACE FINISH | 63.0 MICROINCHES |
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