NSN 3040-00-169-0723

Part Details | SHOULDERED SHAFT

3040-00-169-0723 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: 4N21727101A, 4N21727-101A, 3040-00-169-0723, 00-169-0723, 3040001690723, 001690723

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30DEC 23, 197000-169-072322914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

FLAT KEYWAY

FLATTED

FLAT KEYWAY

FLATTED

Cross Reference | NSN 3040-00-169-0723
Part Number Cage Code Manufacturer
4N21727-101A98897LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN AERONAUTICS
Technical Data | NSN 3040-00-169-0723
Characteristic Specifications
FIRST END STYLE0 FLAT KEYWAY
MATERIAL STEEL COMP 17-4PH
MATERIAL DOCUMENT AND CLASSIFICATIONAMS-5643 ASSN STD SINGLE MATERIAL RESPONSE
SURFACE FINISH125.0 MICROINCHES
FIRST END GROOVE WIDTH0.1500 INCHES NOMINAL
FIRST END GROOVE DIAMETER0.2310 INCHES MINIMUM AND 0.2410 INCHES MAXIMUM
FIRST END DISTANCE FROM END TO GROOVE0.850 INCHES NOMINAL
FIRST END DIAMETER0.3125 INCHES NOMINAL
FIRST END EXTERNAL THREAD LENGTH0.850 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE1 FLATTED
SECOND END GROOVE WIDTH0.1500 INCHES NOMINAL
SECOND END GROOVE DIAMETER0.4170 INCHES MINIMUM AND 0.4270 INCHES MAXIMUM
SECOND END DISTANCE FROM END TO GROOVE1.100 INCHES NOMINAL
SECOND END EXTERNAL KEYWAY LENGTH1.750 INCHES NOMINAL
SECOND END DIAMETER0.5000 INCHES NOMINAL
SECOND END EXTERNAL THREAD LENGTH1.100 INCHES NOMINAL
LARGEST STEP DIAMETER0.500 INCHES NOMINAL
OVERALL LENGTH21.520 INCHES NOMINAL
STEP QUANTITY5
SPECIAL FEATURESTWO 0.160 IN. DIA BY 0.090 IN. DEEP HOLES,8.330 IN. AND 9.500 IN. FROM FIRST END
END ITEM IDENTIFICATIONNHA 1680-00-080-1092,ACTUATOR ASSY;END ITEM 1670-00-169-0954