Freudenberg Sealing Technologies Simrit Rotary Shaft Seal 72 Nitrile Butadiene Rubber 902, 20 mm ID, 38 mm OD, 8 mm 40411159

Freudenberg Sealing Technologies Simrit model 40411159 is a high-performance rotary shaft seal made from 72 Nitrile Butadiene Rubber 902, designed for demanding industrial environments. This seal features a 20 mm inside diameter, 38 mm outside diameter, and 8 mm thick rubber elastomer casing combined with a spring-loaded sealing lip. It delivers exceptional wear resistance and operational efficiency, making it suitable for diverse sectors including aerospace, railway, power transmission, automotive, machine tools, fluid handling, production lines, and energy generation.

The seal’s elastomer outer casing is compatible with mineral and synthetic oils and greases, providing versatility in multiple applications. Its design reduces friction torque by 80%, heat generation by 50%, and minimizes wear, leading to lower power consumption and extended service life. The seal withstands pressures up to 0.5 bar and can operate efficiently on bidirectional rotating shafts with velocities as high as 40 m/s.

Owing to its advanced construction and materials, this rotary shaft seal is an excellent replacement option for R21 and some R4 seals. Manufactured in Czech Republic, the product assures consistent quality for industrial users.

High wear resistance and reduced friction for energy savings. Spring-loaded sealing lip suitable for various oils and greases. Pressure stable and fit for high-speed shaft rotations. Widely used across aerospace, automotive, power transmission, and manufacturing industries.

Reliable replacement for common shaft seal types, improving machine uptime.

This seal is part of the Freudenberg Simrit range known for durability and performance in harsh industrial conditions. For additional sealing needs, RS PRO offers comparable Nitrile Rubber Seals.