5340-01-151-6341 LATCH,VALVE Index 4820-01-151-6343 PARTS KIT,VALVE

National Stock Number:
3040-01-151-6342

Federal Supply Class:
3040

National Item Identification Number:
011516342

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.


Manufacturer Information:
77643-42X1096169ELECTRIC BOAT CORPORATION
77643-42X10 PIECE 1496169ELECTRIC BOAT CORPORATION
SSN637-501-215996580064NAVAL SHIP SYSTEMS COMMAND
SSN637-501-2159965 PIECE 1480064NAVAL SHIP SYSTEMS COMMAND


Techincal Specification:
END SIMILARITYNOT IDENTICAL
FIRST END EXTERNAL THREAD LENGTH0.937 INCHES NOMINAL
FIRST END DIAMETER0.5000 INCHES NOMINAL
FIRST END STYLEEXTERNAL THREADED
LARGEST STEP DIAMETER1.625 INCHES NOMINAL
OVERALL LENGTH6.562 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE
MATERIALNICKEL ALLOY 400
SECOND END DIAMETER1.6250 INCHES NOMINAL
SECOND END STEP LENGTH1.250 INCHES NOMINAL
SECOND END STYLESQUARE (ROUND CORNERS)
SECOND END WIDTH ACROSS FLATS1.109 INCHES NOMINAL
STEP QUANTITY3
SPECIAL FEATURESSECOND END PARTIAL BORE,0.344 IN. DIA,2.250 IN. LG,TAP 1/8 NPTF FOR ITEM 40,COUNTER BORE,0.750 IN. DIA,0.625 IN. DP
SURFACE FINISH32.0 MICROINCHES


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