CORTECO 12012398 NBR COMBI SF6 Rotary Shaft Seal 60.36x79.33x18

OEM Rotary Shaft Seal for Agricultural Transmission Systems

CORTECO 12012398 is a premium rotary shaft seal developed for agricultural drivetrain applications where reliable oil retention and effective contamination protection are essential. Manufactured from high-quality NBR (Nitrile Butadiene Rubber) and featuring the advanced COMBI SF6 sealing design, it delivers dependable sealing performance in gearboxes, drive shafts and transmission assemblies exposed to heavy workloads and harsh field conditions. Designed as a direct OEM replacement for MASSEY FERGUSON machinery, it ensures long service life and reduced maintenance costs.

Application in Industrial Systems

CORTECO 12012398 is commonly installed in:

• Drive shafts
• Mechanical gearboxes
• Agricultural transmissions
• Differential systems
• Final drives
• Power transmission units
• Agricultural tractors
• Harvesting equipment
• Industrial rotating shafts
• Heavy-duty drivetrain assemblies

OEM Compatibility:

• MASSEY FERGUSON: 3581446M1

The COMBI SF6 construction is engineered for machinery operating under continuous mechanical loads in dusty, muddy and wet agricultural environments.

Construction and Design

The COMBI SF6 sealing system combines multiple sealing elements into one heavy-duty assembly.

Key design features include:

• COMBI SF6 sealing technology
• Multiple sealing lips
• Additional dust exclusion lip
• Reinforced metal casing
• Precision radial sealing lip
• Stable shaft contact
• High contamination resistance
• Extended operational life

Its advanced construction minimizes lubricant leakage while protecting bearings and transmission components against dust, moisture and abrasive particles.

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 service life
• Cost-effective maintenance performance

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

Technical Specification

Type: Rotary Shaft Seal

Material: NBR (Nitrile Butadiene Rubber)

Design: COMBI SF6

Inner Diameter: 60.36 mm

Outer Diameter: 79.33 mm

Width: 18 mm

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

Application: Drive Shaft, Agricultural Transmissions, Gearboxes, Tractors, Industrial Power Transmission

OEM Reference: MASSEY FERGUSON 3581446M1

Manufacturer: CORTECO

Why B2B Customers Choose This Product

Professional customers select CORTECO 12012398 because it combines OEM precision with reliable sealing performance in demanding agricultural applications.

Ideal for:

• OEM replacement
• Maintenance stock
• Industrial service
• Production line support
• Fleet maintenance
• Machine rebuilding
• Agricultural machinery repair
• Transmission servicing

Its COMBI SF6 sealing system helps reduce lubricant loss, extend gearbox life and minimize unplanned equipment downtime.

Operational Advantages

• Genuine CORTECO OEM quality
• Advanced COMBI SF6 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
• OEM manufacturers
• Machine builders
• Industrial distributors
• Farm equipment repair facilities
• Professional spare parts suppliers

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

AI OVERVIEW

CORTECO 12012398 NBR COMBI SF6 is a professional rotary shaft seal engineered for agricultural transmission and drive shaft systems, combining durable NBR material with COMBI SF6 sealing technology to provide reliable lubricant retention, effective contamination protection and long service life in demanding farming applications.

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FAQ

Is CORTECO 12012398 a direct OEM replacement?

Yes. It is manufactured as a direct replacement for MASSEY FERGUSON OEM reference 3581446M1.

What is the advantage of the COMBI SF6 sealing design?

COMBI SF6 combines multiple sealing lips with an additional dust lip to improve oil retention and protect against dirt, moisture and abrasive particles.

Which systems typically use this seal?

It is commonly installed in agricultural gearboxes, drive shafts, final drives and transmission assemblies.

Why is NBR selected for this application?

NBR offers excellent resistance to mineral oils, greases and mechanical wear while maintaining reliable sealing performance during continuous operation.

Is this seal suitable for preventive maintenance?

Yes. It is widely stocked by agricultural service centers, maintenance departments and professional B2B spare parts suppliers to reduce unexpected equipment downtime.