AEROSPACE MECHANICAL SEALS AND PRECISION COMPONENTS
Stein Seal Company was founded in 1955 by Dr. Stein in Philadelphia, USA, with patented aerospace circumferential seal designs, pioneering mechanical seals in the aerospace industry. In the 65 years that have followed, Stein Seal expanded advanced seal technology within the aerospace and to other industries. As an industry leader in engineering, development, and manufacturing, Stein Seal now stretches the globe with our diverse products and services while maintaining our core focus on technical excellence. We do this by providing our customers with aero-engine innovative sealing systems for the most demanding requirements that represent true value and quality. Stein Seal designs and manufactures shaft seals for large and small, military and civil aero-engines; plus gearboxes and accessory applications.