Rotary Shaft Seal CORTECO 12014731 NBR BASLDRWX7 Oil Seal 100x125x13

Applications in heavy-duty machinery

NBR BASLDRWX7 double lip design benefits

Technical sealing performance and OEM compatibility

Main description

The CORTECO 12014731 NBR BASLDRWX7 100x125x13 rotary shaft seal is a high-performance oil seal ring engineered for rotary shaft sealing in demanding industrial, automotive and heavy-equipment applications. Constructed from premium NBR (nitrile butadiene rubber), this seal offers excellent resistance to oils, greases and mechanical wear, ensuring reliable service life and reduced maintenance in rotating systems.

Designed with a BASLDRWX7 double lip configuration, this shaft seal provides enhanced protection compared to single lip seals. The primary sealing lip prevents lubricant escape under heavy loads and rotational stress, while the secondary dust lip protects the sealing interface from dirt, water, dust and external contaminants. This improves overall performance in harsh operating conditions, making it ideal for environments with high particulate exposure and dynamic loads.

With a compact yet robust design and dimensions of 100x125x13, this CORTECO oil seal is commonly used in wheel hubs, drive axles, gearboxes and other rotational assemblies where dependable technical sealing is critical. Its optimized profile helps maintain consistent contact pressure on the shaft, minimizing friction and heat build-up while maximizing sealing integrity throughout extended service cycles.

This rotary seal is fully compatible with select OEM applications in RENAULT, RENAULT TRUCKS and VOLVO equipment, supporting precise replacement of factory-specified parts. The BASLDRWX7 design is known for its balance of durability, sealing effectiveness and ease of installation, making it a dependable choice for maintenance professionals and industrial mechanics.

By combining robust material properties with a proven double lip seal design, the CORTECO 12014731 100x125x13 oil seal stands out as a trusted sealing solution for heavy-duty machinery, commercial vehicles and industrial equipment.

FAQ - Frequently Asked Questions

What is a double lip shaft seal?
A double lip shaft seal includes a primary sealing lip for lubricant retention and a secondary dust lip for contamination protection.

Why is NBR material widely used in oil seals?
NBR (nitrile rubber) delivers excellent resistance to mineral oils, greases and wear, making it ideal for oil sealing applications.

Where is the CORTECO 12014731 oil seal typically used?
It is used in wheel hubs, drive axles, gearboxes and other rotating assemblies in industrial and commercial vehicles.

How do I choose the correct oil seal size?
Match the shaft diameter (100 mm), housing inner diameter (125 mm) and width (13 mm) to your application requirements.

Is this seal suitable for heavy-duty applications?
Yes, the BASLDRWX7 double lip design and NBR construction ensure reliable performance in demanding conditions.