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National Stock Number:
3040-01-198-0683
Federal Supply Class:
3040
National Item Identification Number:
011980683
Description:
SHAFT,STRAIGHT
Detail:
A straight shaft having two or more of the following conditions: a specified surface finish designation in the range of 1 to 125 microinches (o.o25 to 3.2 micrometers), arithmetical average (aa), machined peripheral flat(s), circular groove (s), keyway(s), splines, threads, or holes. It is not designed for use in aligning by fitting into corresponding holes of another item. It may be drilled for jubricating holes. For items having an integral gear(s) or worm(s), see GEARSHAFT (as modified). For items designed to support rotating members see AXLE(1), STRAIGHT. For items not having the above conditions see PIN, STRAIGHT, HEADLESS. For items having machined ends which constitute steps see SHAFT(1), SHOULDERED; AXLE(1), SHOULDERED; and BOLT, FLUID PASSAGE.
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Manufacturer Information:
| 1210B2555 | 03538 | LOCKHEED MARTIN CORPORATION | | 1210B2555 | 54497 | MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS | | 1213C2557 FIND 2 | 03538 | LOCKHEED MARTIN CORPORATION | | 1213C2557 FIND 2 | 54497 | MARTIN MARIETTA TECHNOLOGIES INC SUB OF MARTIN MARIETTA CORP AERO AND NAVAL SYSTEMS |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.6247 INCHES NOMINAL | | FIRST END KEYWAY DEPTH | 0.1070 INCHES NOMINAL | | FIRST END KEYWAY WIDTH | 0.1880 INCHES NOMINAL | | FIRST END EXTERNAL KEYWAY LENGTH | 1.3800 INCHES NOMINAL | | FIRST END STYLE | FLAT KEYWAY | | OVERALL LENGTH | 8.6600 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A582 TYPE 303 ASSN STD SINGLE MATERIAL RESPONSE | | MATERIAL | STEEL CORROSION RESISTING | | SECOND END DIAMETER | 0.6250 INCHES NOMINAL | | SECOND END STEP LENGTH | 1.0000 INCHES NOMINAL | | SECOND END STYLE | HEXAGONAL | | SECOND END WIDTH ACROSS FLATS | 0.5000 INCHES NOMINAL | | SURFACE FINISH | 16.0 MICROINCHES |
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