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National Stock Number:
3040-01-498-7890
Federal Supply Class:
3040
National Item Identification Number:
014987890
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:
| 137772 | 57039 | UNITED STATES DEPARTMENT OF US ARMY PEO STRI /SIMULATION,TRAINING, INSTRUMENTATION/ |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 1.2100 INCHES NOMINAL | | FIRST END STEP LENGTH | 0.360 INCHES NOMINAL | | FIRST END STYLE | SQUARE (ROUND CORNERS) | | FIRST END WIDTH ACROSS FLATS | 0.735 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | LARGEST STEP DIAMETER | 1.210 INCHES NOMINAL | | OVERALL LENGTH | 2.920 INCHES MINIMUM AND 2.960 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 TYPE 303 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL COMP 303 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SHAFT,SUPPORT | | SECOND END EXTERNAL THREAD LENGTH | 0.992 INCHES MINIMUM AND 0.994 INCHES MAXIMUM | | SECOND END GROOVE DIAMETER | 0.5380 INCHES MINIMUM AND 0.5430 INCHES MAXIMUM | | SECOND END GROOVE WIDTH | 0.0600 INCHES MINIMUM AND 0.0800 INCHES MAXIMUM | | SECOND END DIAMETER | 0.6250 INCHES NOMINAL | | SECOND END DISTANCE FROM END TO GROOVE | 0.992 INCHES MINIMUM AND 0.994 INCHES MAXIMUM | | SECOND END STYLE | CIRCULAR GROOVED AND EXTERNALLY THREADED | | SPECIAL FEATURES | THERE IS AN EXISTING P/N 137772 ON NSN 5310-12-306-9133, WHICH IS STOCK LISTED BY NATO AS TYPE 2, THEREFORE INABSENT OF DETAILS, CURRENT PART IS STOCK LISTED; NEXT HIGHER ASSEMBLY 1377780 | | STEP QUANTITY | 5 | | SURFACE FINISH | 32.0 MICROINCHES |
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