CORTECO 12013459 FPM 35x50x8 B1BASLRDX7 Rotary Shaft Seal

Applications - Automotive and Industrial Systems

The CORTECO 12013459 FPM 35x50x8 B1BASLRDX7 rotary shaft seal is engineered for reliable shaft sealing in automotive engines, gearboxes, and other rotating assemblies. With dimensions 35x50x8 mm, it is widely used in passenger cars and light commercial vehicles, as well as selected industrial applications.

This oil seal corresponds to multiple OEM references, including:

• Honda 91213PL2003, 91213PH7013, 91213PH7004, 91213PH7003, 91213PH7000

• Hyundai 221443B001, 2214435000, 2214421010

• Kia 221443B001, 2214435000

• Mitsubishi MD372536, MD153103, MD133317

• Opel 90180501, 646294, 646290

• Renault 7700859691

• Volvo 30874307

• CORTECO 12013459B

It is commonly installed as an engine seal or transmission seal where effective rotary sealing is essential.

Advantages - FPM Material and B1BASLRDX7 Design

Manufactured by CORTECO, this rotary shaft seal is made from high-performance FPM FKM material. Compared to standard NBR seals, FPM provides superior resistance to oils and grease, elevated temperatures, and aggressive operating environments.

The B1BASLRDX7 configuration represents an advanced double lip oil seal design with a spring-loaded primary lip and an additional dust lip. This construction improves sealing efficiency, protects against contamination, and increases overall service life.

It is a professional technical seal solution for demanding hydraulic and automotive seals applications.

Technical Specifications

• Manufacturer: CORTECO

• Part number: 12013459

• Variant: 12013459B

• EAN: 3358960134592

• Dimensions: 35x50x8 mm

• Material: FPM FKM

• Type: B1BASLRDX7, double lip oil seal

• Application: Rotary shaft sealing in engines and gear systems

Main Description

The CORTECO 12013459 35x50x8 FPM rotary shaft seal is designed to deliver secure and durable sealing in rotating systems exposed to oil and mechanical stress. As a high-quality oil seal, it maintains stable radial pressure on the shaft through a garter spring, ensuring effective leakage prevention.

The FPM compound enhances thermal stability and chemical resistance, making this seal suitable for high-temperature engine and transmission environments. When installed in a properly machined housing and used alongside components such as ball bearings or complete bearing units, it supports the integrity of the entire mechanical assembly.

Thanks to its double lip oil seal design, the product provides enhanced protection against external contaminants while retaining lubricants inside the system. It is widely selected by automotive service professionals, OEM manufacturers, and industrial maintenance teams requiring high durability and reliable performance.

FAQ - Frequently Asked Questions

What is the advantage of FPM over NBR?
FPM offers higher temperature resistance and improved chemical durability.

Is this a double lip oil seal?
Yes, the B1BASLRDX7 type includes a primary sealing lip and an additional dust lip.

Can it be used as an engine seal?
Yes, it is commonly used as an engine and transmission seal.

How do I select the correct size?
Match the shaft diameter 35 mm, housing diameter 50 mm, and width 8 mm.

Is it compatible with Honda and Hyundai part numbers?
Yes, it corresponds to the listed OEM references.