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National Stock Number:
3040-01-389-0336
Federal Supply Class:
3040
National Item Identification Number:
013890336
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:
| DAA7278D115 | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP | | DAA7278D115-001 | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP | | DAA7278D115-003 | 1W025 | NORTHROP GRUMMAN SYSTEMS CORP |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.3750 INCHES NOMINAL | | FIRST END STYLE | PLAIN | | LARGEST STEP DIAMETER | 0.4988 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM | | MATERIAL | STEEL | | OVERALL LENGTH | 5.000 INCHES NOMINAL | | SECOND END DIAMETER | 0.4387 INCHES MINIMUM AND 0.4391 INCHES MAXIMUM | | SECOND END STEP LENGTH | 0.500 INCHES NOMINAL | | SECOND END STYLE | HEXAGONAL | | SECOND END WIDTH ACROSS FLATS | 0.3640 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM | | STEP QUANTITY | 3 |
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