NSN 3040-01-118-7500

Part Details | SHOULDERED SHAFT

3040-01-118-7500 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: 753006, 3040-01-118-7500, 01-118-7500, 3040011187500, 011187500

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30SEP 10, 198101-118-750022914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

FLAT KEYWAY

FLAT KEYWAY

Cross Reference | NSN 3040-01-118-7500
Part Number Cage Code Manufacturer
75300621877NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV NAVAL AND MARINE SYSTEMS
Technical Data | NSN 3040-01-118-7500
Characteristic Specifications
FIRST END STYLE FLAT KEYWAY
MATERIAL STEEL COMP 303
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE
SURFACE FINISH16.0 MICROINCHES
FIRST END KEYWAY WIDTH0.2485 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM
FIRST END EXTERNAL KEYWAY LENGTH1.810 INCHES NOMINAL
FIRST END KEYWAY DEPTH0.184 INCHES NOMINAL
FIRST END DIAMETER1.1810 INCHES MINIMUM AND 1.1813 INCHES MAXIMUM
END SIMILARITY NOT IDENTICAL
SECOND END STYLE FLAT KEYWAY
SECOND END KEYWAY WIDTH0.2485 INCHES MINIMUM AND 0.2505 INCHES MAXIMUM
SECOND END EXTERNAL KEYWAY LENGTH1.470 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
SECOND END KEYWAY DEPTH0.153 INCHES NOMINAL
SECOND END DIAMETER1.1240 INCHES MINIMUM AND 1.1245 INCHES MAXIMUM
LARGEST STEP DIAMETER1.400 INCHES NOMINAL
OVERALL LENGTH5.388 INCHES NOMINAL
STEP QUANTITY5