Rotary Shaft Seal CORTECO 12011392 ACM B2SL 30x72x10

Applications

The CORTECO 12011392 ACM B2SL rotary shaft seal is engineered for demanding industrial and automotive environments where reliable oil sealing is essential. It is widely used in manual transmissions, powertrain components, agricultural machinery, hydraulic systems, and heavy-duty driveline assemblies. This model replaces OEM references CARRARO 130056 and NEW HOLLAND 5119206, ensuring compatibility with a wide range of professional equipment.

Advantages

Manufactured with ACM (polyacrylate rubber), this rotary oil seal provides high durability, excellent resistance to oils, gear lubricants, and heat, and long service life in continuous operation. The B2SL profile incorporates a double lip design with an additional dust lip that stabilizes lubrication and protects the system from contaminants, making it ideal for applications exposed to dirt, moisture, and temperature fluctuations. Its optimized geometry ensures stable shaft contact, reduced wear, and low friction—key factors for efficient operation in industrial applications.

Technical Data

• Type: Rotary Shaft Seal / Oil Seal

• Model: CORTECO 12011392

• Material: ACM (Polyacrylate)

• Design: B2SL - double sealing lip + dust lip

• Dimensions: 30 x 72 x 10 mm

• OEM Replacements: CARRARO 130056, NEW HOLLAND 5119206

• Applications: Manual transmission shafts, engines, agricultural machinery, industrial drives, hydraulic systems

Main Description

The CORTECO 12011392 ACM B2SL 30x72x10 rotary shaft seal is a high-performance oil seal designed for precision sealing in mechanical systems requiring resistance to heat, oils, and high rotational speeds. Its ACM material enables stable operation in elevated temperatures, making it suitable for manual transmission shafts and heavy-duty industrial applications.

The double lip oil seal configuration ensures optimal retention of lubricants while effectively blocking dust and debris—a critical factor in agricultural and off-road machinery operating in harsh environments. Compared to single-lip designs, the B2SL profile improves sealing reliability, reduces leakage risks, and enhances the lifetime of surrounding components.

This shaft sealing ring provides consistent performance in both continuous and intermittent rotation, fulfilling the requirements of engineers and maintenance professionals seeking dependable rotary seals for long-term operation. Its compatibility with CARRARO and NEW HOLLAND machinery makes it a preferred choice for service workshops, distributors, and industrial maintenance teams.

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FAQ

1. What is the difference between a single lip and a double lip oil seal?

A single lip seal (SC) manages oil retention only, while a double lip seal (TC/B2SL) includes an additional dust lip that protects against contamination, extending component life.

2. Why choose ACM material for rotary shaft seals?

ACM withstands higher temperatures and provides excellent resistance to oils, gear fluids, and oxidation—ideal for automotive and industrial powertrain systems.

3. How do I select the correct shaft seal size?

You must match the inner diameter to the shaft, the outer diameter to the housing, and the width to the available installation space. The 30x72x10 size fits standard transmission and driveline shafts.

4. Can this oil seal be used in harsh environments?

Yes. The B2SL design with a dust lip offers additional protection in dusty, wet, or abrasive conditions.

5. Is this seal compatible with CARRARO or NEW HOLLAND equipment?

Yes. It replaces CARRARO 130056 and NEW HOLLAND 5119206, ensuring full compatibility with corresponding machinery.