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.

Staff
SDP & SI are companies that were founded by engineers. Today these companies are still managed by engineers and are supported by a
highly trained engineering and design staff. Manufacturing, sales, marketing, production and support personnel are all engaged in providing customers with a quality product at the best value.

Marketing
Worldwide coverage is achieved through catalogs, Web sites, trade shows and a large domestic and international sales and distribution network.
[Catalog History]

Quality
SDP: ISO 9001:2000 Registered.
[ISO Certificate .PDF]
SI: ISO 9001:2000+AS9100B Registered.
[ISO Certificate .PDF]

Inventory
Keeping our customers in mind, we carry an inventory that exceeds $13 Million with over
95,500 components in stock. Automated barcode controlled carousels are managed by stock room employees that are handling over 450 items a day.

Related Companies
SDP & SI are divisions of Designatronics Incorporated. Other divisions are:

Advanced Antivibration Components
All Metric Small Parts
Quality Bearings & Components
Quality Transmission Components

Subsidiaries:
Techno Inc.
P&G Manufacturing

Designatronics Inc. is located in four buildings, totaling 148,000 square feet, and employs 340 people on Long Island, New York.