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National Stock Number:
3040-01-156-5490
Federal Supply Class:
3040
National Item Identification Number:
011565490
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:
| 709-4684910 ITEM 46 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 87832-1639 ITEM 46 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| FIRST END STYLE | INDENTED FLAT KEYWAY | | MATERIAL | STEEL COMP 304 | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE | | SURFACE FINISH | 125.0 MICROINCHES | | FIRST END KEYWAY WIDTH | 0.1880 INCHES MINIMUM AND | | 0.1900 INCHES MAXIMUM | | FIRST END EXTERNAL KEYWAY LENGTH | 1.4500 INCHES NOMINAL | | FIRST END KEYWAY DEPTH | 0.1030 INCHES NOMINAL | | FIRST END DISTANCE FROM KEYWAY CENTER TO END | 0.8480 INCHES NOMINAL | | FIRST END DIAMETER | 0.8720 INCHES MINIMUM AND | | 0.8740 INCHES MAXIMUM | | END SIMILARITY | NOT IDENTICAL | | SECOND END STYLE | INDENTED FLAT KEYWAY | | SECOND END KEYWAY WIDTH | 0.2500 INCHES MINIMUM AND | | 0.2520 INCHES MAXIMUM | | SECOND END EXTERNAL KEYWAY LENGTH | 2.0750 INCHES NOMINAL | | SECOND END KEYWAY DEPTH | 0.1390 INCHES NOMINAL | | SECOND END DISTANCE FROM KEYWAY CENTER TO END | 2.2250 INCHES NOMINAL | | SECOND END DIAMETER | 0.9960 INCHES MINIMUM AND | | 0.9980 INCHES MAXIMUM | | LARGEST STEP DIAMETER | 1.2460 INCHES MINIMUM AND | | 1.2480 INCHES MAXIMUM | | OVERALL LENGTH | 6.656 INCHES NOMINAL | | STEP QUANTITY | 3 |
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