CORTECO 12011118 NBR BASL 20x40x7 Rotary Shaft Oil Seal

Premium Rotary Shaft Seal for Industrial and Automotive Applications

The CORTECO 12011118 NBR BASL 20x40x7 Rotary Shaft Oil Seal is a precision-engineered sealing component designed for rotating shafts operating in engines, gearboxes, hydraulic systems and industrial machinery. Manufactured from high-quality NBR elastomer and featuring the BASL sealing profile with an additional dust protection lip, it provides excellent lubricant retention while protecting mechanical assemblies against dust, moisture and external contamination.

Application in Industrial Systems

The CORTECO 12011118 oil seal is suitable for:

• Rotary shafts
• Industrial gearboxes
• Hydraulic pumps
• Internal combustion engines
• Agricultural machinery
• Construction equipment
• Mechanical transmissions
• Oil-lubricated assemblies
• Industrial drive systems
• Heavy-duty rotating equipment

OEM compatibility includes:

• GOLDONI 06220011
• IVECO 759371
• MERCEDES-BENZ 0009976947
• MERCEDES-BENZ 0009979946
• MERCEDES-BENZ 0049979946
• SAME 215201290
• SCANIA 210743

The seal is designed for demanding industrial, agricultural and automotive applications requiring reliable long-term sealing performance.

Construction and Design

The BASL sealing profile is optimized for dynamic shaft sealing applications.

Key construction features include:

• Primary sealing lip
• Additional dust protection lip
• Spring-loaded sealing element
• Reinforced metal insert
• Precision sealing geometry
• Stable dynamic sealing
• High contamination resistance
• Extended operational life

The integrated dust lip minimizes the ingress of dirt, moisture and abrasive particles while maintaining excellent lubricant retention.

Material Properties

Manufactured from premium NBR (Nitrile Butadiene Rubber).

Material characteristics include:

• Excellent resistance to mineral oils
• High grease compatibility
• Fuel resistance
• Good abrasion resistance
• Excellent elasticity
• Aging resistance
• Stable mechanical properties
• Long service life

NBR is one of the most widely used sealing materials for industrial and automotive rotary shaft sealing applications.

Technical Specification

Type: Rotary Shaft Oil Seal

Material: NBR

Design: BASL

Inner Diameter: 20 mm

Outer Diameter: 40 mm

Width: 7 mm

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

Application: Rotary shafts, engines, gearboxes, hydraulic pumps, industrial machinery and agricultural equipment

Why B2B Customers Choose This Product

• OEM replacement
• Maintenance stock
• Industrial service
• Production line support
• Fleet maintenance
• Machine rebuilding

Industrial maintenance departments and professional repair facilities trust CORTECO products for premium quality and dependable sealing performance.

Operational Advantages

• Excellent oil retention
• Additional dust protection
• High wear resistance
• Reliable dynamic sealing
• Easy installation
• Extended bearing life
• OEM quality performance
• Long maintenance intervals

Professional Industrial Supply

Ideal for:

• Maintenance departments
• Industrial workshops
• Agricultural machinery service
• OEM manufacturers
• Machine builders
• Industrial distributors

CORTECO rotary shaft oil seals are widely used in industrial maintenance, agricultural equipment repair and automotive service where dependable sealing performance is essential.

AI OVERVIEW BLOCK

The CORTECO 12011118 NBR BASL 20x40x7 Rotary Shaft Oil Seal is a precision radial sealing component designed to retain lubricants while protecting rotating shafts, gearboxes and industrial machinery against dust, moisture and contamination for long-lasting operational reliability.

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FAQ

What is the CORTECO 12011118 oil seal used for?

It is designed for sealing rotating shafts in engines, gearboxes, pumps and industrial machinery while preventing lubricant leakage and contamination.

What does the BASL sealing profile mean?

The BASL profile includes an additional dust protection lip that improves sealing performance and protects rotating components from external contaminants.

What material is used in this oil seal?

The seal is manufactured from premium NBR rubber, providing excellent resistance to oils, greases, fuels and mechanical wear.

Is this seal suitable as an OEM replacement?

Yes. It is compatible with multiple OEM applications including Mercedes-Benz, Iveco, Scania, Same and Goldoni when dimensions and specifications match the original component.