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National Stock Number:
3040-01-494-8568
Federal Supply Class:
3040
National Item Identification Number:
014948568
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:
| 551-7068554 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 551-7068554-4 | 53711 | NAVAL SEA SYSTEMS COMMAND | | H845-1801-4 | 96169 | ELECTRIC BOAT CORPORATION |
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Techincal Specification:
| END SIMILARITY | NOT IDENTICAL | | FIRST END DIAMETER | 0.2500 INCHES NOMINAL | | FIRST END EXTERNAL THREAD LENGTH | 0.4200 INCHES NOMINAL | | FIRST END STYLE | EXTERNAL THREADED | | LARGEST STEP DIAMETER | 1.988 INCHES MINIMUM AND 1.989 INCHES MAXIMUM | | OVERALL LENGTH | 14.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281, CLASS A, FORM 1 HF FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | NICKEL ALLOY | | PART NAME ASSIGNED BY CONTROLLING AGENCY | ROD, PISTON, MANIFOLD | | SECOND END EXTERNAL THREAD LENGTH | 0.8000 INCHES NOMINAL | | SECOND END DIAMETER | 0.4380 INCHES NOMINAL | | SECOND END STYLE | EXTERNAL THREADED | | SPECIAL FEATURES | USED ON THE TORPEDO BLOW AND VENT MANIFOLD ASSEMBLY; NSN 9530-00-538-8049 IS THE RAW ROUND ROD FOR MANUFACTURING INTO THIS SHAFT. | | STEP QUANTITY | 9 |
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