3040-00-388-0944 SHAFT,STEAM TURBINE Index 2825-00-388-0947 GEAR ASSEMBLY

National Stock Number:
3040-00-388-0945

Federal Supply Class:
3040

National Item Identification Number:
003880945

Description:
SHAFT,SHOULDERED

Detail:
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.


Manufacturer Information:
G9702PC10615330IMO INDUSTRIES INC DELROYD WORM GEAR DIV
G9702PC10616712SIEMENS ENERGY, INC.
G9713PC10616712SIEMENS ENERGY, INC.
SG3709PC12116712SIEMENS ENERGY, INC.
G9713PC10659180CIRCOR PUMPS NORTH AMERICA LLC
S2819JB59180CIRCOR PUMPS NORTH AMERICA LLC
SG3973PC10916712SIEMENS ENERGY, INC.
W178AS-1/046116712SIEMENS ENERGY, INC.
W178AS116712SIEMENS ENERGY, INC.
W178AS159180CIRCOR PUMPS NORTH AMERICA LLC
SG3973PC10959180CIRCOR PUMPS NORTH AMERICA LLC
SG3709PC12159180CIRCOR PUMPS NORTH AMERICA LLC


Techincal Specification:
END SIMILARITYIDENTICAL
FIRST END DIAMETER0.9975 INCHES MINIMUM AND 0.9980 INCHES MAXIMUM
FIRST END STYLEPLAIN
LARGEST STEP DIAMETER1.0008 INCHES MINIMUM AND 1.0015 INCHES MAXIMUM
OVERALL LENGTH3.250 INCHES NOMINAL
MATERIALSTEEL
STEP QUANTITY2


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