The Kramp B187125 is a high-quality genuine rod seal designed for effective sealing in hydraulic systems. This U-cup seal features precise dimensions of 31.7 mm inner diameter, 47.6 mm outer diameter, and 10.7 mm height. Constructed from durable NBR (Nitrile Butadiene Rubber) material, it provides excellent resistance to hydraulic oils and wear, ensuring reliable and long-lasting performance in various agricultural and industrial machinery applications.