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National Stock Number:
3040-01-486-5834
Federal Supply Class:
3040
National Item Identification Number:
014865834
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:
| 608-7120913 ITEM 99 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 7120913 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| END SIMILARITY | IDENTICAL | | FIRST END DIAMETER | 0.8750 INCHES NOMINAL | | FIRST END STEP LENGTH | 0.3125 INCHES NOMINAL | | FIRST END STYLE | SQUARE (ROUND CORNERS) | | FIRST END WIDTH ACROSS FLATS | 0.553 INCHES MINIMUM AND 0.558 INCHES MAXIMUM | | LARGEST STEP DIAMETER | 0.875 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 CL A FED SPEC SINGLE MATERIAL RESPONSE | | MATERIAL | NICKEL ALLOY 400 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | ROUND BAR | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL LENGTH | 2.500 INCHES NOMINAL | | SPECIAL FEATURES | NHA GAS STOWAGE MODULE; TWO HOLES DRILLED THRU FOR A FORCE FIT WITH PIN ITEM 95 0.250 IN DIA X 2.000 IN LONG; COPPER PLATED IAW MIL-C-14550, CLASS 2 OR AMS 2418F, TY-1. AFTER PLATING CHEMICALLY FINISHED BLACK IAW MIL-F-495E | | STEP QUANTITY | 3 | | SURFACE FINISH | 63.0 MICROINCHES |
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