Stock Drive Products/Sterling Instrument strives to be the best as a manufacturer of quality electromechanical components and assemblies. We are dedicated to continuous improvement through training, investment in the latest manufacturing techniques, machinery and skilled employees that make customer satisfaction their personal responsibility.

Featured Articles & Products

SDP/SI Moves to Brand New World-Class Engineering and Manufacturing Facility

Stock Drive Products/Sterling Instrument (SDP/SI) has begun operations in a brand new world-class facility designed to greatly improve efficiencies and lead times. The newly constructed 96,000 square foot facility is located at 250 Duffy Avenue, Hicksville, NY, less than 10 miles from their former location of 45 years. “This is a very exciting time for [Read More]


SDP/SI Offers an Improved Alternative to Split-Hub Bevel Gears

Stock Drive Products/Sterling Instrument (SDP/SI) has expanded their component offering with the introduction of a new series of Fairloc® Hub Miter and Bevel Gears. The precision gear sets feature the unique Fairloc® hub design, are machined from Stainless Steel and Anodized Aluminum and are offered in a variety of ratios. The Fairloc® hub precision miter [Read More]

SDP/SI Donates Drive Components For NASA Lunar Rover Challenge Contest

Stock Drive Products / Sterling Instrument – SDP/SI, announces the donation of components to Team SpacePRIDE for the NASA Lunar Rover Challenge 2013 enabling the team to better compete by improving robotic and automation technology for space applications. Their space rover will traverse up to 80,000 sq. meters, avoid obstacles, navigate, and locate different samples [Read More]

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