Product Details | SHOULDERED SHAFT

3040-00-090-8737 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.

Part Alternates: 5037, 3040-00-090-8737, 00-090-8737, 3040000908737, 000908737

Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment

Supply Group (FSG) NSN Assign. NIIN
30 22 NOV 1972 00-090-8737

Drawings & Photos | NSN 3040-00-090-8737


Cross Reference | NSN 3040-00-090-8737

Part Number Cage Code Manufacturer
5037 08712 PRINCE ALEXANDER PARTNERS INC DIV ARCHITECTURE ENGIEERING AND

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Technical Data | NSN 3040-00-090-8737

Characteristic Specifications
MATERIAL STEEL COMP 416
FIRST END STYLE 3 FLAT KEYWAY
FIRST END KEYWAY WIDTH 0.0960 INCHES NOMINAL
FIRST END EXTERNAL KEYWAY LENGTH 1.687 INCHES MINIMUM AND 1.688 INCHES MAXIMUM
FIRST END KEYWAY DEPTH 0.027 INCHES MINIMUM AND 0.029 INCHES MAXIMUM
FIRST END DIAMETER 0.2490 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM
END SIMILARITY NOT IDENTICAL
SECOND END STYLE 11 UNTHREADED CROSS DRILLED
SECOND END DIAMETER 0.1870 INCHES MINIMUM AND 0.1880 INCHES MAXIMUM
SECOND END HOLE DIAMETER 0.0620 INCHES NOMINAL
SECOND END DISTANCE FROM HOLE CENTER TO END 0.148 INCHES MINIMUM AND 0.149 INCHES MAXIMUM
SECOND END HOLE DEPTH ANY ACCEPTABLE
LARGEST STEP DIAMETER 0.250 INCHES NOMINAL
OVERALL LENGTH 2.125 INCHES NOMINAL
STEP QUANTITY 2
SPECIAL FEATURES SECOND END IDENTICAL FLAT KEYWAY LOCATED 90 DEG FROM FIRST FLAT KEYWAY

Restrictions/Controls & Freight Information | NSN 3040-00-090-8737

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information