Product Announcements:
Timing Pulleys (inch)

We have a large selection of pulleys: Such as timing pulleys,taper pulleys, falt belts pulleys,, sheaves, V-Belt pulleys for taper bushes and V-Belt pulleys with sold hub,MC Nylon Sheave Pulley. We can also supply pulley products according to drawings or samples. Read more...

We understand the importance of quick turnaround times for your projects, and we're here to help! SDP/SI offers a wide range of stock components, including pulleys, timing belts, gears, bearings, shafting, couplings, speed reducers, fasteners, motors, gearheads, and more, making it easier for you to move your project forward. Plus, we provide engineering assistance whenever you need it! Read more...

Comprehensive selection of high-quality synchronous timing pulleys, many with the Fairloc® Hub design, are manufactured by SDP/SI suitable for applications in the fields of medical, defense, automation and robotics. Stock timing pulleys are offered for fast delivery in a wide range of types, materials, and numbers of grooves. We look forward to working with you. Read more...

SDP/SI manufactures metal and nonmetallic pulleys in a variety of profiles, sizes, styles and numbers of teeth. To ensure long life and quiet operation in your application our pulleys are made to the exact timing belt profile. To complete your drive system, get your timing belts from SDP/SI. Read more...

SDP/SI excels at making quality timing pulleys, both machined and molded, in all different sizes. Because we already offer so many different materials, sizes and fastening methods, if one of our many off-the-shelf pulleys doesn't perfectly suit your needs, we'll make you one that does. With a quick turn-around rate and technical and engineering support, SDP/SI is the only source you need. Read more...

SDP/SI (ISO 9001 + AS9100D Registered) offers several different series of pulleys for 1/5" small pitch timing belts. They offer positive, efficient power transmission for belt drives, with no slip or backlash and minimal vibration. These pulleys are designed to operate with synchronous toothed belts. Read more...