The 12000135B 28X47X7 BA NBR shaft oil seal is a high-performance component designed by CORTECO, a leader in sealing solutions. This particular oil seal measures 28 mm in bore diameter, 47 mm in outer diameter, and has a width of 7 mm, making it suitable for a variety of industrial applications. Typically used in environments requiring precise sealing against oil leakage in rotating shafts, this model integrates NBR material known for its excellent resistance to oil and hydrocarbons. The 12000135B is an essential component in machinery where maintaining lubrication and preventing contamination are critical.
Technical specifications
| Specification | Value |
|---|---|
| Bore diameter (d) | 28 mm |
| Outer diameter (D) | 47 mm |
| Width (B) | 7 mm |
| Material | NBR (Nitrile Butadiene Rubber) |
| Operating temperature range | -40 / +100 °C |
| Sealing type | BA (single lip) |
| ISO / cross-reference equivalent code | 12000135B |
Technical advantages
The 12000135B 28X47X7 BA NBR shaft oil seal offers several specific advantages for industrial use:
- Effective sealing for shafts with a 28 mm diameter, ensuring containment of lubricants and protection against contaminants.
- Constructed from NBR material, allowing operation within a temperature range of -40 to +100 °C, suitable for diverse environments.
- BA single lip design provides robust protection against dust and oil leaks, enhancing machine reliability.
- Engineered for compatibility with existing ISO standards, allowing for seamless integration into established systems.
- Capable of high-speed applications, matching the demanding requirements of modern industrial machinery.
Typical applications
The 12000135B 28X47X7 BA NBR shaft oil seal is commonly utilized across various industries and machinery types:
- Automotive industry (gearboxes, transmission systems)
- Heavy machinery (hydraulic pumps, excavators)
- Manufacturing equipment (conveyor systems, milling machines)
- Agricultural machinery (tractors, harvesters)
- Power generation (turbines, generators)
Availability and ordering
Eurobearing.eu is your specialized B2B supplier for the 12000135B 28X47X7 BA NBR shaft oil seal. We offer fast availability and the option to request a quote for bulk quantities. Add this component to your cart or contact us to discuss your specific requirements and obtain a personalized quotation.




