United States
Our Products
SDPSI offers a wide variety of fasteners, hardware items, constant force springs and other unique items available off-the-shelf. Modifications or custom design is available if standard items don't meet your needs. Inch and metric sized fasteners are offered in various configurations, materials and sizes. Get precision socket head shoulder screws, non- corrosive molded machine screws, Long-Lok spring plungers, metal threaded rods, plastic threaded rods and much more. Constant Force Springs and Spring Products are used in a wide variety of applications including medical, aerospace, point-of-purchase, door and window manufacturing. SDPSI offers stainless steel extension springs, Neg'ator® spring motors, and compact sized spring-powered reels for point-of-purchase displays. Also available are base-mounted spring powered reels for counterbalances, arbor-mounted spring powered reels and base-mounted Neg'ator® spring motor assemblies. Hardware items such as knobs, handles, shims, spacers, retaining rings, washers, extension and compression springs can be found in our catalog or E-store. SDPSI also offers an assortment of Miscellaneous and Unique Components for the design engineer.
Stock Drive Products/Sterling Instrument - SDP/SI
