CORTECO 19035020 Rotary Shaft Seal 75x90x10/12 JCB 90420281

Application - Rotary Shaft Seal for JCB Machinery

The CORTECO 19035020 75x90x10/12 is a professional rotary shaft seal designed for demanding drivetrain and hydraulic systems. This oil seal functions as a shaft sealing ring, ensuring effective oil retention and protection against contaminants in heavy-duty applications.

It corresponds to OEM number JCB 90420281 and is commonly used in construction and industrial machinery. With precise dimensions of 75x90x10/12 mm, the seal provides accurate fitment in designated housings and supports reliable operation in gearboxes, axles and hub assemblies.

As a technical seal for rotating shafts, it minimizes oil leakage and helps protect bearings and internal components in machines operating under variable loads and harsh environmental conditions.

Design Advantages and Durability in Industrial Applications

The sealing profile of the CORTECO 19035020 is engineered for stable radial contact with the shaft, ensuring consistent rotary sealing performance. Depending on the configuration, it may function similarly to a double lip oil seal, offering improved protection against dirt and dust in off-road and construction environments.

Key performance benefits:

• Reliable rotary shaft seal for heavy-duty machinery

• High durability in continuous operation

• Strong resistance to oils and grease

• Effective protection against contamination

• Precise fit for 75 mm shaft diameter

This makes it suitable not only as an automotive-style oil seal but also as a robust solution for industrial applications requiring long-term technical sealing performance.

Technical Data

• Manufacturer: CORTECO

• Part number: 19035020

• Type: Rotary shaft seal / Oil seal

• Dimensions: 75x90x10/12 mm

• OEM reference: JCB 90420281

• Application: Drivetrain, axle and industrial machinery sealing

The 75x90x10/12 configuration ensures correct housing fit and stable performance in dynamic systems.

FAQ - Frequently Asked Questions

What is the difference between single lip and double lip oil seals?
A single lip oil seal retains lubricant on one side, while a double lip oil seal includes an additional dust lip for improved contamination protection.

How do I select the correct shaft seal size?
Match the inner diameter to the shaft (75 mm), the outer diameter to the housing bore (90 mm), and verify the width (10/12 mm) according to the equipment specification.

Is this seal suitable for heavy machinery?
Yes. It is designed for demanding applications such as construction and industrial equipment, including selected JCB models.

Can it be used in industrial applications outside automotive systems?
Yes, provided the operating conditions match the seal’s dimensional and material specifications.