The Cargotec 38103509 is a genuine OEM NBR (Nitrile Butadiene Rubber) oil seal, also cross-referenced as part number 3940951. This high-quality seal is precisely engineered with an inner diameter of 100 mm, an outer diameter of 120 mm, and a width of 10 mm. Designed for durability and effective sealing, it prevents fluid leakage and protects critical components in various Kalmar heavy-duty equipment, including DRF and DCG series, ensuring reliable operation and extended service life.