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National Stock Number:
3040-01-484-0127
Federal Supply Class:
3040
National Item Identification Number:
014840127
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:
| 2149905 | 44114 | BAE SYSTEMS LAND & ARMAMENTS L.P. | | 2149905 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| END SIMILARITY | IDENTICAL | | FIRST END STYLE | BEARING SEAT | | LARGEST STEP DIAMETER | 0.6250 INCHES NOMINAL | | OVERALL LENGTH | 1.8430 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | STAINLESS STEEL AISI 630, 17-4 PH UNS S17400 FED STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL CORROSION RESISTING | | PART NAME ASSIGNED BY CONTROLLING AGENCY | SHAFT,ROLLER | | SPECIAL FEATURES | FIRST END DIA 0.2810 INCHES FOR 0.0780 INCHES THEN STEPS TO 0.3740 FOR 0.5000 INCHES WITH A SURFACE FINISH OF 32.0 MICROINCHES, THEN STEPS TO 0.6250 INCHES FOR 0.3750 INCHES; SECOND END DIAMETER 0.2810 INCHES FOR 0.0780 INCHES THEN STEPS TO 0.3750 INCHES FOR 0.8120 INCHES WITH A SURFACE FINISH OF 63.0 MICROINCHES, THEN STEPS TO 0.6250INCHES DIAMETER; BOTH ENDS MACHINED OUT TO A DEPTH OF 0.1560 INCHES AND 0.2180 INCHES DIAMETER; UNLESS SPECIFIED ALL SURFACES FINISHED TO 125.0 MICROINCHES | | SPECIAL TEST FEATURES | AGE HARDEN TO 36-42 ROCKWELL C PER WS 13554; PASSIVATE PER QQ-P-35, TYPES I, II, OR III; PENETRANT INSPECT PER MIL-I-6866 TYPE II, METHOD C. CRACKS, SEAMS AND LAPS SHALL BE CAUSE FOR REJECTION | | STEP QUANTITY | 5 | | SURFACE FINISH | 32.0 MICROINCHES |
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