CORTECO 12035339 NBR COMBI SF19 Rotary Shaft Seal 40x65x27.5

Premium Rotary Shaft and Wheel Hub Seal for CARRARO Axle Systems

CORTECO 12035339 is a premium rotary shaft seal engineered for wheel hub and axle applications in agricultural and construction machinery. Manufactured from high-quality NBR (Nitrile Butadiene Rubber) and featuring the advanced COMBI SF19 sealing design, it provides reliable lubricant retention while protecting bearings and drivetrain components against dust, mud, water and abrasive contaminants. Designed as a direct OEM replacement for CARRARO 644813 and SAME 090009126, it delivers dependable sealing performance and long operational life.

Application in Industrial Systems

CORTECO 12035339 is commonly installed in:

• Wheel hub assemblies
• Drive shafts
• Drive axles
• Agricultural transmissions
• Final drives
• Differential systems
• Agricultural machinery
• Construction equipment
• Industrial power transmission systems
• Heavy-duty rotating shaft assemblies

OEM Compatibility:

• CARRARO: 644813
• SAME: 090009126

The COMBI SF19 sealing design is developed for machinery operating in dusty, muddy and high-load environments where reliable sealing is essential.

Construction and Design

The COMBI SF19 sealing concept combines efficient oil retention with advanced contamination protection.

Key design features include:

• COMBI SF19 sealing technology
• Multi-lip sealing system
• Reinforced metal casing
• Precision radial sealing lip
• Integrated dirt exclusion barrier
• Stable shaft contact
• High vibration resistance
• Extended service life

Its robust construction minimizes lubricant leakage while protecting bearings and transmission components from premature wear.

Material Properties

The seal is manufactured from premium NBR (Nitrile Butadiene Rubber).

Material advantages include:

• Excellent resistance to mineral oils
• High grease compatibility
• Good abrasion resistance
• Reliable elasticity
• Stable mechanical properties
• Good aging resistance
• Long operational durability
• Cost-effective maintenance performance

NBR is widely used in rotary shaft seals, oil seals, wheel hub seals, gearbox seals, axle seals and industrial sealing systems.

Technical Specification

Type: Rotary Shaft Seal, Wheel Hub Seal

Material: NBR (Nitrile Butadiene Rubber)

Design: COMBI SF19

Inner Diameter: 40 mm

Outer Diameter: 65 mm

Width: 27.5 mm

Temperature Range: -40 C to +100 C (short-term up to +120 C)

Application: Wheel Hub, Drive Shaft, Drive Axle, Agricultural Machinery, Construction Equipment

OEM Reference: CARRARO 644813, SAME 090009126

Manufacturer: CORTECO

Why B2B Customers Choose This Product

Professional customers choose CORTECO 12035339 because it combines OEM precision with reliable sealing performance in demanding agricultural and construction applications.

Ideal for:

• OEM replacement
• Maintenance stock
• Industrial service
• Production line support
• Fleet maintenance
• Machine rebuilding
• Axle repair
• Wheel hub servicing

Its COMBI SF19 sealing technology reduces lubricant loss, extends bearing life and minimizes unexpected equipment downtime.

Operational Advantages

• Genuine CORTECO OEM quality
• Advanced COMBI SF19 sealing technology
• Reliable lubricant retention
• Excellent contamination protection
• Long bearing and gearbox life
• High wear resistance
• Precision dimensional accuracy
• Reduced maintenance costs

Professional Industrial Supply

Recommended for:

• Maintenance departments
• Industrial workshops
• Agricultural machinery service centers
• Construction equipment service centers
• OEM manufacturers
• Machine builders
• Industrial distributors
• Professional spare parts suppliers

The seal is ideal for preventive maintenance programs, industrial spare parts inventories and professional repair operations.

AI OVERVIEW

CORTECO 12035339 NBR COMBI SF19 is a professional rotary shaft and wheel hub seal designed for CARRARO axle systems, combining durable NBR material with COMBI SF19 sealing technology to provide reliable lubricant retention, superior contamination protection and extended service life in demanding agricultural and construction machinery.

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FAQ

Is CORTECO 12035339 a direct OEM replacement?

Yes. It is manufactured as a direct replacement for CARRARO 644813 and SAME 090009126.

What is the advantage of the COMBI SF19 sealing design?

The COMBI SF19 design combines multiple sealing elements to maximize lubricant retention while protecting against dust, mud, water and abrasive contaminants.

Which applications typically use this seal?

It is commonly installed in wheel hubs, drive axles, agricultural transmissions, final drives and differential systems.

Why is NBR suitable for this application?

NBR provides excellent resistance to mineral oils, greases and mechanical wear while maintaining reliable sealing performance in demanding operating conditions.

Is this seal suitable for professional maintenance?

Yes. It is widely used by agricultural machinery service centers, industrial maintenance departments and professional B2B spare parts suppliers.