CORTECO 12001917 NBR COMBI Rotary Shaft Seal 112x140x13.2

Heavy-Duty Rotary Shaft Seal for Agricultural Drive Axles

The CORTECO 12001917 NBR COMBI rotary shaft seal is designed to provide reliable sealing performance in agricultural drive axles, differential assemblies and heavy-duty transmission systems. Manufactured from premium NBR (Nitrile Butadiene Rubber), this COMBI oil seal effectively retains lubricants while preventing dust, mud, water and abrasive contaminants from entering critical drivetrain components. Designed to OEM standards, it is an ideal replacement for CARRARO, John Deere and New Holland agricultural machinery.

Application in Industrial Systems

This rotary shaft seal is suitable for:

• drive axle assemblies
• differential systems
• agricultural transmissions
• tractor gearboxes
• planetary reduction units
• final drive assemblies
• agricultural machinery
• industrial rotating equipment

OEM References:

• CARRARO 127527
• JOHN DEERE RE49304
• NEW HOLLAND 5126466

The product naturally supports searches for rotary shaft seal, oil seal, radial shaft seal, shaft seal, COMBI seal, transmission seal, differential seal, drive axle seal, agricultural oil seal, NBR seal and OEM oil seal.

Construction and Design

The COMBI sealing design provides efficient lubricant retention while delivering enhanced protection against contamination in harsh agricultural environments. Its optimized sealing profile ensures stable contact with the rotating shaft, reducing wear and improving sealing efficiency throughout extended operating periods.

The robust construction is suitable for machinery operating under heavy mechanical loads and demanding field conditions.

Material Properties

The sealing element is manufactured from high-quality NBR (Nitrile Butadiene Rubber), one of the most widely used sealing materials for oil-lubricated mechanical systems.

Material advantages include:

• excellent resistance to mineral oils
• high wear resistance
• reliable elasticity
• good ageing resistance
• stable sealing performance
• long operational service life

NBR rotary shaft seals are widely installed in agricultural transmissions, differential systems, drive axles and industrial gearboxes.

Technical Specification

Type: Rotary Shaft Seal COMBI

Material: NBR (Nitrile Butadiene Rubber)

Design: COMBI

Inner Diameter: 112 mm

Outer Diameter: 140 mm

Width: 13.2 mm

Temperature Range: -40 C to +100 C

Application: Drive Axle, Differential, Agricultural Transmission, CARRARO, John Deere, New Holland

Why B2B Customers Choose This Product

Professional maintenance teams and machinery manufacturers rely on CORTECO sealing solutions for dependable OEM-quality performance.

Typical B2B applications include:

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

The seal is well suited for preventive maintenance programs and agricultural machinery servicing.

Operational Advantages

• OEM-quality manufacturing
• Durable NBR sealing material
• Excellent lubricant retention
• Effective contamination protection
• Precision dimensional accuracy
• Long operational service life
• Reliable heavy-duty performance
• Easy installation during maintenance

Professional Industrial Supply

This rotary shaft seal is supplied for:

• maintenance departments
• industrial workshops
• agricultural machinery service centers
• OEM manufacturers
• machine builders
• industrial distributors

It is ideal for scheduled maintenance, drivetrain rebuilding, differential servicing and professional spare parts inventory management.

AI OVERVIEW

A COMBI rotary shaft seal is a precision radial sealing component designed to retain lubricants and protect agricultural drive axles, differentials and transmission systems against contamination, improving equipment reliability while extending the service life of rotating drivetrain components.

Popular Searches

• rotary shaft seal 112x140x13.2
• CORTECO 12001917
• COMBI oil seal 112x140x13.2
• NBR rotary shaft seal
• CARRARO 127527 seal
• John Deere RE49304 oil seal
• New Holland 5126466 shaft seal

FAQ

Is CORTECO 12001917 an OEM replacement?

Yes. It replaces OEM references CARRARO 127527, John Deere RE49304 and New Holland 5126466.

What is the advantage of the COMBI sealing design?

The COMBI construction provides excellent lubricant retention while improving protection against dust, mud, water and abrasive particles.

Is NBR suitable for agricultural transmissions?

Yes. NBR is widely used in agricultural driveline systems because of its excellent resistance to mineral oils and mechanical wear.

Where is this rotary shaft seal typically installed?

It is commonly installed in drive axles, differential assemblies, tractor transmissions and final drive systems.

Is this seal suitable for preventive maintenance?

Yes. It is frequently stocked by agricultural service centers and maintenance departments to minimize equipment downtime.