250 Duffy Avenue
Hicksville, NY 11801
Phone: (516) 328-3300
Facing a design challenge? SDP/SI partners with many Fortune 500 companies in new and exciting projects. Applying years of experience, product knowledge, and design acumen our engineering and manufacturing teams provide innovative solutions through part selection, modiﬁcations, or custom design.
Sometimes the best solution is the simplest. Standard components are a cost-effective option and with 87,000 machined and molded components offered, SDP/SI is the engineer’s preferred source.
- Timing Belts and Pulleys
- Precision Gears
- Precision Gearboxes
- Precision Machined Components
- Molded Components
- Mechanical Assemblies
- Contract Manufacturing
Celebrating our 70th anniversary this year, we continue to grow. Our ability to fully support projects from the development and prototype stage through the entire life cycle of a product has built a strong and loyal customer base. Our precision gears, machined parts, molded components, and drive assemblies can be found in high-tech operating rooms, movie sets, military operations, space exploration, and even on Mars. Partnering with OEMs around the world we manufacture and manage supply chain of precision components required for medical, surgical robotics, aviation, satellites, defense, automation, and commercial industries. We look forward to working with you.
Established 1950, SDP/SI provides engineering development and manufacturing for many of the most recognized companies in medical, aerospace and robotics today. The state-of-the-art Hicksville, NY facility houses the latest
manufacturing, industrial automation, and inspection equipment available. Employing skilled machinists, CNC programmers, inspectors, engineers, and customer service personnel, we meet and surpass expectations. Standard catalog components can be found and purchased online where free 3D CAD models and part speciﬁcations can be easily downloaded.
Manufacturing capabilities include precision gear cutting, 5-axis milling, 9-axis Swiss turning, and world class quality.
ISO 9001:2015 + AS9100D certiﬁed, ITAR, Reach, and RoHS compliant.