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The Crankshaft Rear Oil Seal 50x70x8, also known as TC Oil Seal 50x70x8, from Dingtong is a high-precision double lip rotary shaft seal designed specifically for automotive crankshaft applications.This seal is widely used by OEMs, automotive component suppliers, and industrial maintenance companies
TC oil seal with nominal dimensions of 62 x 85 x 10 mm. Confirm material, detailed design and application requirements with DTO before ordering.
TC oil seal is a widely used radial contact rotary oil seal designed to provide an excellent sealing solution for bearings and shaft ends, preventing the leakage of lubricants and the intrusion of external contaminants such as dust and water.
Small TC oil seals are available for specification enquiries. Use the exact d x D x b dimensions and confirm material, detailed design and application requirements with DTO.
Recent News
Xingtai Dingtong Rubber is a professional products co., Ltd. production and sales of seals enterprises. Founded in 1996, it covers an area of 23,300 square meters, 26 machines, and 3200 kinds of molds. Our products are often exported to North America, Asia, Europe, Northern Europe, Southeast Asia, South Asia, Asia, South America, Africa.
Aug. 24, 2026
Top Features Buyers Look for in High-Performance Automotive Oil Seals
In today’s automotive market, the demand for high-performance oil seals is surging, driven by the need for enhanced engine efficiency and longevity. Car enthusiasts and automotive professionals face common pain points related to oil leaks, subpar performance, and accelerated wear and tear on engine components. To address these concerns, buyers must focus on key features when selecting oil
Aug. 24, 2026
Automotive Oil Seal vs Mechanical Seal: What’s the Difference
In the world of automotive engineering, understanding the differences between automotive oil seals and mechanical seals can save vehicle owners time, money, and unnecessary headaches. Many users frequently ask, "Which seal should I use for my application?" and "What are the real-world implications of choosing the wrong seal?" These questions stem from common pain points like leaks, decreased
Aug. 24, 2026
Pros and Cons of PTFE Automotive Oil Seals in High-Speed Applications
In high-performance automotive environments, the effectiveness of seals is pivotal, particularly in high-speed applications where pressure, temperature, and friction create distinct challenges. PTFE automotive oil seals, renowned for their chemical resistance and low friction properties, often emerge as a popular choice. However, selecting the right oil seal can be daunting, as users frequently
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Why Automotive EV Systems Require Advanced Oil Seal Technology
As we navigate the transformative landscape of the auto industry, one critical issue stands out: the integrity and efficiency of automotive EV systems. At the core of this dilemma lies the performance of oil seals, a seemingly small component that plays a giant role in the functionality of electric vehicles. Advanced oil seal technology is not just a luxury but a necessity for ensuring the
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TA, TB, and TC Oil Seal: Respective Uses
Oil seals are mechanical devices used to seal the space between stationary and moving components. They prevent the escape of lubricants and protect machinery from dust and debris, playing a crucial role in maintaining performance and longevity.
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How Long Does an Oil Seal Last?
Under standard operating conditions (moderate temperatures, low to moderate pressure, clean environment), an oil seal can last between 2,000 to 3,000 hours of operation.
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