The Claas 0013013650 Round Seal Ring, also known as an O-ring, is a genuine OEM component designed for various Claas agricultural machinery. This essential sealing element features an inner diameter of 47.22 mm, an outer diameter of 50.8 mm, and a thickness of 1.78 mm, ensuring a precise and reliable seal. Made from durable NBR (Nitrile Butadiene Rubber) material, it provides excellent resistance to oils and other fluids, crucial for maintaining system integrity and preventing leaks in demanding agricultural applications.