Rotary Shaft Seal CORTECO 12013760 NBR B1SL 52x75x14.7 - Radial Oil Seal for Crankshaft

Rotary Shaft Seal CORTECO 12013760 NBR B1SL 52x75x14.7 - High-Performance Radial Oil Seal for Crankshaft Applications

The Rotary Shaft Seal CORTECO 12013760 NBR B1SL 52x75x14.7 is a premium-quality radial oil seal, designed to ensure perfect sealing of the crankshaft in CITROËN, FIAT, and PEUGEOT vehicles. Manufactured by CORTECO - a globally recognized brand in sealing technology - this B1SL oil seal offers reliable protection against oil leaks and contamination, ensuring long-lasting engine performance.

The seal is made of NBR (nitrile butadiene rubber), a material known for its excellent resistance to oils, greases, and mechanical wear. Its precise dimensions 52x75x14.7 mm guarantee perfect fit and compatibility with the listed vehicles.

Key Features

✅ Original Dimensions: 52x75x14.7 mm - perfect compatibility with CITROËN, FIAT, and PEUGEOT crankshafts.
✅ Premium NBR Material: Excellent resistance to engine oils, greases, and environmental factors.
✅ B1SL Design: One sealing lip plus additional dust lip for enhanced protection.
✅ Manufacturer: CORTECO - Trusted OEM supplier for automotive sealing solutions.
✅ Fast Shipping: Available with 24-hour delivery at simmering.pl.

Vehicle Compatibility

This radial oil seal fits the following vehicles:

🚗 CITROËN

• OE Number: 21 372430

🚗 FIAT

• OE Number: 5996256

🚗 PEUGEOT

• OE Number: 21 372430

Benefits of Choosing CORTECO 12013760 Radial Oil Seal

✔️ Superior Sealing Performance: Reliable oil retention and contamination prevention.
✔️ OEM-Level Quality: Direct replacement for factory-installed seals.
✔️ NBR Material Advantage: Long-lasting resistance to oils, greases, and moderate chemicals.
✔️ Easy Installation: Precision-engineered for seamless fit and installation.
✔️ Immediate Availability: Shipped within 24 hours from simmering.pl.

Technical Specifications

• 📏 Inner Diameter: 52 mm
• 📏 Outer Diameter: 75 mm
• 📏 Thickness: 14.7 mm
• 📏 Material: NBR (nitrile butadiene rubber)
• 📏 Type: B1SL - one main sealing lip + dust lip for enhanced contamination protection
• 📏 Manufacturer: CORTECO

FAQ - Frequently Asked Questions

1. What is a radial oil seal?
A radial oil seal, also known as a rotary shaft seal, is designed to prevent fluids (like oil or grease) from leaking along a rotating shaft while keeping out dirt and contaminants.

2. What does B1SL mean?
B1SL is a specific design type featuring one main sealing lip and an additional dust lip, providing better protection in contaminated environments.

3. Is this seal a direct replacement for OEM parts?
Yes, it directly replaces the following OEM part numbers:

• CITROËN: 21 372430
• FIAT: 5996256
• PEUGEOT: 21 372430

4. Is NBR suitable for crankshaft seals?
Yes, NBR is one of the most commonly used materials for engine oil seals due to its excellent oil resistance, flexibility, and durability under thermal and mechanical stress.

5. How fast can I get this product?
Orders placed at simmering.pl are dispatched the same day (if ordered before 14:00), with 24-hour delivery across Poland and fast shipping across Europe.