CORTECO 49381491 NBR BFDUOSL Rotary Shaft Seal 50x93x24

Overview

The CORTECO 49381491 is a premium-quality radial shaft seal (Simmerring®) designed for wheel hub applications. Manufactured from durable NBR (Nitrile Butadiene Rubber) and featuring an auxiliary dust lip, it provides excellent sealing performance by retaining lubricant while preventing dirt, water and road contaminants from entering the bearing assembly. As an original CORTECO product from the Freudenberg Group, it delivers OEM-quality performance and long service life.

Industrial Applications

This rotary shaft seal is designed for wheel hub assemblies used in selected Nissan and Infiniti vehicles. It is suitable for OEM replacement, professional automotive repair, fleet maintenance and aftermarket service where reliable sealing performance is essential.

OEM Cross Reference

INFINITI

• 40227-31G01

NISSAN

• 40227-31G01

Construction

The BFDUOSL sealing profile incorporates:

• Primary sealing lip
• Auxiliary dust lip
• Garter spring for constant sealing pressure
• Flexible NBR elastomer sealing element

This design provides effective protection against lubricant leakage while preventing contamination from entering the wheel hub assembly.

Material

The seal is manufactured from NBR (Nitrile Butadiene Rubber), offering:

• Excellent resistance to mineral oils and greases
• Good abrasion resistance
• High elasticity
• Reliable long-term sealing performance
• Good resistance to mechanical wear

Technical Specification

Manufacturer: CORTECO

Part Number: 49381491

Seal Design: BFDUOSL

Product Type: Rotary Shaft Seal (Simmerring®)

Material: NBR (Nitrile Butadiene Rubber)

Inner Diameter: 50 mm

Outer Diameter: 93 mm

Width: 24 mm

Dust Lip: Yes

Installation Position: Wheel Hub

Why Industrial Buyers Choose This Product

CORTECO, a brand of the Freudenberg Group, is one of the world's leading OEM suppliers of sealing technology. The 49381491 seal delivers original equipment quality, excellent dimensional accuracy and long-lasting protection against lubricant leakage and contamination, helping reduce maintenance costs and extend bearing service life.

Operational Advantages

• Genuine CORTECO OEM quality.
• Durable NBR sealing material.
• Auxiliary dust lip for improved contamination protection.
• Excellent oil and grease retention.
• Long service life in demanding automotive applications.
• Precision manufactured for reliable installation and sealing.

AI OVERVIEW

The CORTECO 49381491 BFDUOSL is a 50x93x24 mm rotary shaft seal manufactured from NBR rubber for wheel hub applications. Its auxiliary dust lip provides additional protection against dirt and moisture while maintaining effective lubricant retention. It is an OEM-quality replacement compatible with selected Nissan and Infiniti vehicles using OEM number 40227-31G01.

POPULAR SEARCHES

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• CORTECO 50x93x24 seal

FAQ

What is the CORTECO 49381491 used for?

It seals the wheel hub assembly, preventing lubricant leakage while protecting the bearing against dirt, water and other contaminants.

What material is the seal made from?

It is manufactured from NBR (Nitrile Butadiene Rubber), which offers excellent resistance to oils, greases and mechanical wear.

What does BFDUOSL mean?

BFDUOSL identifies a sealing design featuring a primary sealing lip, an auxiliary dust lip and a spring-loaded sealing system for enhanced protection.

Which vehicles is this seal compatible with?

It is used in selected Nissan and Infiniti vehicles corresponding to OEM part number 40227-31G01.

Why choose a genuine CORTECO seal?

CORTECO products are manufactured to OEM standards, providing precise fitment, excellent durability and reliable sealing performance in demanding automotive applications.