120*140*13/12 Mercedes Oil Seal OE 0139971447 CORTECO OE 12014877B

The wheel hub oil seal (part number 0139971447) is a precision-designed sealing component specifically designed for Mercedes-Benz heavy-duty commercial vehicles. Mounted on the wheel hub assembly, this seal forms a critical barrier against grease or lubricant leakage from the wheel hub bearing and prevents the ingress of dust, moisture, and other contaminants. Made of high-quality nitrile rubber (NBR) and reinforced with a metal housing, the seal ensures structural integrity. Its design withstands high temperatures, heavy loads, and harsh operating conditions, extending its service life. As a direct OEM replacement for Mercedes-Benz part number A0139971447, this seal is compatible with multiple industry part numbers and is widely used in Mercedes-Benz Actros, Antos, Arocs, Axor, and SK/MK/NG series trucks and buses.

Applications and Compatible Equipment

Mercedes-Benz Heavy-Duty Trucks

This wheel hub seal is compatible with Mercedes-Benz Actros MP1/MP2/MP3, Antos, Arocs, and Axor. Key components for SK/MK/NG series trucks. In heavy-duty truck applications, wheel hub seals maintain the integrity of grease within the wheel hub assembly, preventing oil leakage and thus avoiding bearing failure and costly downtime. The seal's robust construction ensures reliable operation under high loads and long-distance driving conditions. Compatible with Mercedes-Benz Axor models, including the 1840 LS and other derivatives.

Suitable for Mercedes-Benz Conecto (O 345) series buses and other commercial bus models. In bus operation, with high mileage and diverse driving conditions, the seal's anti-contamination performance is crucial, protecting the wheel hub bearings from road debris and moisture, thereby ensuring passenger safety and vehicle reliability.