40x55x7.2 CORTECO® 12013179 NBR B1SLSF Radial Oil Seal | Rotary Shaft Seal for Differential - Replaces OE 3429002X1

CORTECO® 12013179 40x55x7.2 NBR B1SLSF Radial Oil Seal - Rotary Shaft Seal with Dust Lip for Differentials

The CORTECO® 12013179 is a high-quality radial oil seal with dimensions 40x55x7.2 mm, designed for differential shaft sealing in industrial and agricultural machinery. Manufactured from NBR (nitrile butadiene rubber), this rotary shaft seal offers excellent resistance to oils, greases, and abrasion.

The B1SLSF type includes an integrated dust lip for enhanced protection against external contaminants such as dirt and moisture, making it an ideal choice for heavy-duty environments.

This product is a direct OEM replacement for part number 3429002X1, commonly used in machinery from DANA, LANDINI, and MASSEY FERGUSON.

Applications

• Differentials and Drive Shafts in tractors and off-road machinery

• OEM replacement for:
  ✔ DANA - 3429002X1
  ✔ LANDINI - 3429002X1
  ✔ MASSEY FERGUSON - 3429002X1

Key Features

✔ Original CORTECO® part - 12013179
✔ Dimensions: 40x55x7.2 mm
✔ Material: NBR (Nitrile Butadiene Rubber) - oil, fuel, and abrasion resistant
✔ Type: B1SLSF - with dust lip for added protection
✔ Application: Rotary shaft seal for differentials
✔ Excellent performance in agricultural and industrial environments

💡 Available now with fast shipping on simmering.pl

FAQ - Frequently Asked Questions

🔹 Q1: Is this oil seal compatible with DANA and Massey Ferguson equipment?

➡️ Yes, this seal is a direct OEM replacement for part number 3429002X1, used in multiple DANA, LANDINI, and MASSEY FERGUSON machines.

🔹 Q2: What is the advantage of a dust lip in radial oil seals?

➡️ The dust lip adds an extra barrier to protect the inner system from external particles, dirt, and moisture, ensuring longer service life.

🔹 Q3: Why is NBR material recommended for this seal?

➡️ NBR is ideal for sealing in environments exposed to oil, fuel, and grease, and provides great resistance to wear and temperature variations.

🔹 Q4: Can I use this seal in other systems besides differentials?

➡️ Yes, if the dimensions and specifications match, it can also be used in gearboxes, drive systems, and other rotating shafts.

🔹 Q5: Where can I purchase this product?

➡️ You can buy this original CORTECO® oil seal directly from simmering.pl with fast B2B shipping.