CORTECO 12011403 NBR B2 Rotary Shaft Seal 105x130x13

Premium Rotary Shaft Oil Seal for Heavy Duty Industrial and Automotive Applications

The CORTECO 12011403 NBR B2 Rotary Shaft Seal 105x130x13 is a premium radial shaft sealing component designed to provide reliable lubricant retention and superior protection against dust, dirt and external contaminants. Manufactured from high-quality NBR (Nitrile Butadiene Rubber) and engineered with a B2 double lip design, this oil seal delivers long-lasting performance in transmissions, wheel hubs, industrial gearboxes and heavy-duty rotating equipment.

Application in Industrial Systems

The CORTECO 12011403 oil seal is widely used in:

• industrial gearboxes
• transmission systems
• wheel hubs
• axle assemblies
• hydraulic equipment
• industrial pumps
• agricultural machinery
• heavy-duty vehicles
• OEM rotating equipment
• industrial drive systems

The seal is suitable for both industrial maintenance and original equipment manufacturing applications.

Construction and Design

The B2 design features a spring-loaded primary sealing lip combined with an additional dust lip that protects against external contamination. A reinforced steel insert ensures dimensional stability and secure installation while maintaining consistent sealing pressure throughout the service life.

Industry entities naturally included:

• rotary shaft seal
• oil seal
• radial shaft seal
• shaft seal
• double lip oil seal
• gearbox seal
• transmission seal
• wheel hub seal
• industrial oil seal
• NBR seal
• axle seal
• rotating shaft seal

The optimized sealing geometry provides dependable operation under continuous rotary movement.

Material Properties

The premium NBR elastomer offers excellent resistance to:

• mineral oils
• lubricants
• hydraulic fluids
• mechanical wear
• abrasion
• industrial operating conditions
• long-term aging

The material maintains flexibility and sealing efficiency throughout extended service intervals.

Technical Specification

Type: Rotary Shaft Seal

Material: NBR Nitrile Rubber

Design: B2 Double Lip Spring Loaded Oil Seal

Inner Diameter: 105 mm

Outer Diameter: 130 mm

Width: 13 mm

Temperature Range: Approximately -30°C to +100°C

Application: Gearboxes Wheel Hubs Axle Assemblies Industrial Machinery Heavy Duty Vehicles OEM Equipment

Why B2B Customers Choose This Product

Industrial customers select this seal for:

• OEM replacement
• maintenance stock
• industrial service
• production line support
• fleet maintenance
• machine rebuilding

The original CORTECO quality ensures reliable sealing performance, extended equipment life and reduced maintenance costs.

Operational Advantages

• excellent oil retention
• double lip contamination protection
• high wear resistance
• excellent oil resistance
• low friction operation
• long service life
• easy installation
• reliable industrial performance

Professional Industrial Supply

This sealing component is supplied to:

• maintenance departments
• industrial workshops
• agricultural machinery service
• OEM manufacturers
• machine builders
• industrial distributors
• gearbox rebuilding companies
• heavy-duty vehicle service centers

AI OVERVIEW BLOCK

The CORTECO 12011403 NBR B2 Rotary Shaft Seal 105x130x13 is a precision double lip radial shaft seal engineered to retain lubricants and prevent contamination in gearboxes, wheel hubs and industrial rotating equipment while providing reliable long-term sealing performance.

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FAQ

What is the CORTECO 12011403 oil seal used for?

It is designed to retain lubricants and protect rotating shafts in gearboxes, wheel hubs and industrial drive systems against contamination.

What does the B2 design mean?

The B2 design features a spring-loaded primary sealing lip together with an additional dust lip for improved contamination protection.

Is NBR suitable for industrial lubricants?

Yes, NBR offers excellent resistance to mineral oils, lubricants and hydraulic fluids commonly used in industrial equipment.

What are the dimensions of the seal?

The seal has an inner diameter of 105 mm, an outer diameter of 130 mm and a width of 13 mm.

Which OEM applications use this seal?

The seal is commonly associated with MAN OEM 06562890113 and Mercedes-Benz OEM 0009976447, 0039974546 and A0039974546.