NSN 3040-01-438-3790

Part Details | SHOULDERED SHAFT

3040-01-438-3790 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: 2D305667 ITEM 208, 2D3-05667 ITEM 208, 2D305667, 2D3-05667, 2B117751, 2B1-1775-1, 2B11775, 2B1-1775, 3040-01-438-3790, 01-438-3790, 3040014383790, 014383790

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
30NOV 06, 199601-438-379022914 ( SHAFT, SHOULDERED )
REFERENCE DRAWINGS & PICTURES

PLAIN

FLAT KEYWAY

PLAIN

FLAT KEYWAY

Cross Reference | NSN 3040-01-438-3790
Part Number Cage Code Manufacturer
2D3-05667 ITEM 20834712OLDENBURG GROUP INCORPORATEDDBA OLDENBURG - LAKE SHORE
2D3-0566734712OLDENBURG GROUP INCORPORATEDDBA OLDENBURG - LAKE SHORE
2B1-1775-134712OLDENBURG GROUP INCORPORATEDDBA OLDENBURG - LAKE SHORE
2B1-177534712OLDENBURG GROUP INCORPORATEDDBA OLDENBURG - LAKE SHORE
Technical Data | NSN 3040-01-438-3790
Characteristic Specifications
FIRST END STYLE PLAIN
MATERIAL STEEL COMP 316
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763C-CL316 FED SPEC SINGLE MATERIAL RESPONSE
SURFACE FINISH125.0 MICROINCHES
FIRST END DIAMETER1.4365 INCHES NOMINAL
END SIMILARITY NOT IDENTICAL
SECOND END STYLE1 FLAT KEYWAY
SECOND END GROOVE WIDTH0.1050 INCHES NOMINAL
SECOND END GROOVE DIAMETER1.1730 INCHES NOMINAL
SECOND END DISTANCE FROM END TO GROOVE0.1135 INCHES NOMINAL
SECOND END DIAMETER1.2495 INCHES NOMINAL
SECOND END HOLE DIAMETER0.2500 INCHES NOMINAL
SECOND END DISTANCE FROM HOLE CENTER TO END0.594 INCHES NOMINAL
LARGEST STEP DIAMETER2.000 INCHES NOMINAL
OVERALL LENGTH47.750 INCHES NOMINAL
STEP QUANTITY4
END ITEM IDENTIFICATIONW/S SUPPLY CLASS AOE