Product Details | SHOULDERED SHAFT

3040-00-531-0688 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: 5310688, 3040-00-531-0688, 00-531-0688, 3040005310688, 005310688

Mechanical Power Transmission Equipment | Miscellaneous Power Transmission Equipment

Supply Group (FSG) NSN Assign. NIIN
30 01 JAN 1963 00-531-0688

Drawings & Photos | NSN 3040-00-531-0688


Cross Reference | NSN 3040-00-531-0688

Part Number Cage Code Manufacturer
5310688 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

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Technical Data | NSN 3040-00-531-0688

Characteristic Specifications
MATERIAL STEEL
MATERIAL DOCUMENT AND CLASSIFICATION SPEC QQ-S-634,1015-1020 MIL SPEC SINGLE MATERIAL RESPONSE
SURFACE FINISH 63.0 MICROINCHES
FIRST END STYLE 5 CIRCULAR GROOVED
FIRST END DISTANCE FROM END TO GROOVE 0.844 INCHES NOMINAL
FIRST END DIAMETER 0.6245 INCHES MINIMUM AND 0.6248 INCHES MAXIMUM
END SIMILARITY NOT IDENTICAL
SECOND END STYLE 27 WOODRUFF KEYWAY AND CIRCULAR GROOVED
SECOND END GROOVE WIDTH 0.5320 INCHES NOMINAL
SECOND END GROOVE DIAMETER 0.7550 INCHES MINIMUM AND 0.7700 INCHES MAXIMUM
SECOND END KEYWAY WIDTH 0.1240 INCHES MINIMUM AND 0.1255 INCHES MAXIMUM
SECOND END DISTANCE FROM KEYWAY CENTER TO END 1.250 INCHES NOMINAL
SECOND END DIAMETER 0.6688 INCHES MINIMUM AND 0.6691 INCHES MAXIMUM
LARGEST STEP DIAMETER 0.7867 INCHES MINIMUM AND 0.7871 INCHES MAXIMUM
OVERALL LENGTH 4.625 INCHES NOMINAL
STEP QUANTITY 4
MANUFACTURERS CODE 19207
DESIGN CONTROL REFERENCE 5310688

Restrictions/Controls & Freight Information | NSN 3040-00-531-0688

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information