NSN 3040-01-145-7656

Part Details | SHOULDERED SHAFT

3040-01-145-7656 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.

Alternate Parts: 40146949857, 401-4694985-7, 4014694985 ITEM 42, 401-4694985 ITEM 42, 4014694985, 401-4694985, 40163571957, 401-6357195-7, 40146949857, 401-4694985-7, 4014694985 ITEM 42, 401-4694985 ITEM 42, 4014694985, 401-4694985, 3040-01-145-7656, 01-145-7656, 3040011457656, 011457656

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30JAN 18, 198301-145-765622914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

INTERNAL THREADED

PLAIN

INTERNAL THREADED

Cross Reference | NSN 3040-01-145-7656
Part Number Cage Code Manufacturer
401-4694985-794756BOEING COMPANY, THEDBA BOEING
401-4694985 ITEM 4294756BOEING COMPANY, THEDBA BOEING
401-469498596169ELECTRIC BOAT CORPORATION
401-6357195-753711NAVAL SEA SYSTEMS COMMAND
401-4694985-780064NAVAL SHIP SYSTEMS COMMAND
401-4694985 ITEM 4280064NAVAL SHIP SYSTEMS COMMAND
401-469498580064NAVAL SHIP SYSTEMS COMMAND
Technical Data | NSN 3040-01-145-7656
Characteristic Specifications
FIRST END STYLE PLAIN
MATERIAL9$ESTEEL COMP 318
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,COND A FED SPEC ALL MATERIAL RESPONSES
FIRST END DIAMETER0.2480 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
END SIMILARITY NOT IDENTICAL
SECOND END STYLE6 INTERNAL THREADED
SECOND END DIAMETER0.3750 INCHES NOMINAL
SECOND END STEP LENGTH1.110 INCHES NOMINAL
SECOND END ANGLE BETWEEN FLATS180.0 DEGREES NOMINAL
LARGEST STEP DIAMETER0.375 INCHES NOMINAL
OVERALL LENGTH2.110 INCHES NOMINAL
STEP QUANTITY2
SPECIAL FEATURESSECOND END BORED,1.000 IN. LG,0.250/0.254 IN. DIA;SECOND END HAS UNTHD CROSS DRILLED THRU HOLE,0.078/0.081 IN. DIA,0.240 IN. DISTANCE FROM HOLE C TO END