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Do You need a spur gear?  What centerline distance do you need?  Can you find a gear set to match your torque requirements?
With a CURTIS custom spur gear set you will receive gears designed and manufactured to meet your requirements.

Curtis Machine takes pride in it's gear design capability.  Our engineers are able to take a customers concept drawing and turn it into a PRO-ENGINEER 3D solid model.  Production programs are created utilizing PRO-MANUFACTURING, which takes the CAD model to create a CAM program.  The CAM program is then utilized along with our state of the art CNC machines to generate prototype gears.

Our most popular spur gear designs use single reduction, double reduction and multiple speed shifting gear sets.  Custom gears are made for each design.  Curtis Machine designs and produces spur gears for it's parallel shaft unitsHelical Gears are also available.

Whether you need a 1:1 ratio single stage gear set, a 40:1 ratio double / triple reduction gear set, or a 1:40 ratio speed up gear set or something in-between Curtis Machine can design and produce what you need.  Please view our parallel shaft gearbox designs and don't forget Flanges can be made right into the housing.  NEMA, SAE and custom flanges can be designed in as an integral part of your housing.   Torque capacities range from 250 inch pounds to 100,000 inch pounds.  Splined, keyed and hollow bore gears.

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  FM375 FM625 FM750 150 175M  200M 200C CCB CSSB FM1000  
   211   215 216 215H 214  412M 416M 413 414  511  250CD
    515 516 514 615MA 616MA 614MA 3510 6013 7050 9200  450CD
1.1 Straight 1.35:1 Straight 1.5:1 Straight 1:1 Spiral 1.35:1 Spiral 1.5:1 Spiral 2:1 Spiral 3:1 Spiral Flange Options

Copyright © 1992, 1996, 1997 by Curtis Machine Company, Inc.
All tech drawings Copyright © 1992, 1996, 1997 by Curtis Machine Company, Inc.