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Freudenberg Sealing Technologies Simrit 72 Nitrile Butadiene Rubber Rotary Shaft Seal 55 mm ID 68 mm OD 8 mm 40412552
Specifications
| Country of Origin | Czech Republic |
|---|---|
| Brand | Freudenberg Sealing Technologies Simrit |
| THICKNESS | 8mm |
| Model | 40412552 |
| Outside diameter | 68mm |
| Seal Type | Rotary Shaft Seal |
| Seal Material | 72 Nitrile Butadiene Rubber 902 |
| Inside Diameter | 55mm |
| RS PRO Nitrile Rubber (NBR) Seal, 55 mm ID, 68 mm OD, 8 mmRS Stock No. | 226-3858Brand: RS PRO |
Key Features
- The seal is constructed from 72 Nitrile Butadiene Rubber 902 for excellent wear resistance.
- Inner diameter measures 55 mm and outer diameter measures 68 mm with a thickness of 8 mm.
- Equipped with a spring-loaded sealing lip suitable for bidirectional rotating shafts.
- Compatible with mineral and synthetic oils and greases to ensure versatility in applications.
- Designed for reduced friction torque, wear, and heat generation, improving operational efficiency.
- Pressure stable up to 0.5 bar and can perform reliably at shaft velocities up to 40 m/s.
- Commonly used in aerospace, railway, automotive, power transmission, industrial gearboxes, motors, and pumps.
- Replacement for R21 and some R4 seals, adaptable for various industrial machinery needs.
Product Description
Freudenberg Sealing Technologies Simrit 40412552 Rotary Shaft Seal, made from 72 Nitrile Butadiene Rubber 902, with an inside diameter of 55 mm, outside diameter of 68 mm, and thickness of 8 mm, is engineered for high performance and long-lasting wear resistance.
This rotary shaft seal features an elastomer outer casing with an NBR 902 nitrile rubber compound and a spring-loaded sealing lip, making it suitable for use with both mineral and synthetic oils and greases. It delivers significant improvements in seal wear, heat, and friction reduction, leading to lower power loss and extended operational life, thus minimizing costly downtime due to seal failure.
The seal is designed to operate under pressures up to 0.5 bar and is capable of handling bidirectional rotating shafts at velocities up to 40 m/s. It offers superior friction torque reduction of approximately 80%, heat generation lowered by 50%, and enhanced wear resistance.
Applications span a wide range of industries including aerospace, railway, power transmission, automotive, machine tools, fluid handling, production lines, energy, and power generation. It serves as a suitable replacement for R21 and certain R4 seals, providing compatibility with axles, power tools, industrial gearboxes, motors, and pumps.
The seal material is highly durable nitrile butadiene rubber 902. Designed specifically for rotary shaft sealing requirements. Manufactured to exact dimensional tolerances with ISO h11 shaft tolerance and H8 housing bore tolerance.
Reduces maintenance costs through extended seal life and reliability. Produced in Czech Republic under stringent quality standards. This product is a reliable choice within EnvMart catalogue for sealing needs in industrial mechanical systems, ensuring enhanced performance and operational efficiency.
Explore more specialized Sealing solutions and related mechanical components at EnvMart to optimize your equipment maintenance and upgrade needs.
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Frequently Asked Questions
The seal has an inside diameter of 55 mm, an outside diameter of 68 mm, and a thickness of 8 mm.
It is constructed from 72 Nitrile Butadiene Rubber 902, which provides excellent wear resistance.
This rotary shaft seal is designed to operate under pressures up to 0.5 bar.
It can perform reliably at shaft velocities up to 40 m/s.
Yes, it is compatible with both mineral and synthetic oils and greases, ensuring versatility in applications.
It is commonly used in aerospace, railway, automotive, power transmission, industrial gearboxes, motors, and pumps.
The design includes a spring-loaded sealing lip, which helps to reduce friction torque by approximately 80% and heat generation by 50%.
The seal is manufactured to exact dimensional tolerances with ISO h11 shaft tolerance and H8 housing bore tolerance, ensuring proper fit and function.
This rotary shaft seal is produced in the Czech Republic under stringent quality standards.
The elastomer outer casing contributes to the seal's durability and effectiveness in preventing leaks in rotary applications.
Yes, it can serve as a replacement for R21 and certain R4 seals, making it adaptable for various industrial machinery needs.
It reduces maintenance costs through extended seal life and reliability, minimizing costly downtime due to seal failure.
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