Freudenberg Sealing Technologies Simrit 72 Nitrile Butadiene Rubber Rotary Shaft Seal 40 mm ID, 55 mm OD, 7 mm 40413228

Freudenberg Sealing Technologies Simrit 40413228 rotary shaft seal features 72 Nitrile Butadiene Rubber 902 elastomer with spring-loaded sealing lip. This seal is designed for use with mineral and synthetic oils and greases, providing exceptional wear resistance and performance in demanding industrial environments.

The seal has an inside diameter of 40 mm, outside diameter of 55 mm, and a thickness of 7 mm, offering a precise and robust seal. Its design is pressure stable up to 0.5 bar and supports bidirectional rotating shafts at velocities up to 40 m/s, making it suitable for a wide range of mechanical applications such as automotive axles, industrial gearboxes, motors, pumps, and power transmission systems.

This rotary shaft seal reduces friction torque by 80% and specific heat generation by 50%, leading to decreased power loss, improved efficiency, and extended working life. It is manufactured in the Czech Republic and is a suitable replacement for R21 and some R4 seals, providing reliability in various industrial sectors including aerospace, railway, production lines, and energy generation.

Inside diameter: 40 mm. Outside diameter: 55 mm. Thickness: 7 mm. Material: 72 Nitrile Butadiene Rubber 902. Pressure stability up to 0.5 bar. Suitable for bidirectional rotation up to 40 m/s. Reduces friction torque and heat generation improving service life.

This seal is part of the Freudenberg Sealing Technologies Simrit range, renowned for high-performance sealing solutions in industrial and mechanical fluid power applications. Explore more sealing options in the Industrial Tools & Equipment category at EnvMart for all your mechanical Sealing needs.