The FAAC 7090300015 O-Ring kit includes 20 high-quality elastomer O-rings designed for precision sealing in a wide range of FAAC hydraulic gate operators and components. With exact dimensions of 7.66 mm inner diameter and 1.78 mm thickness, and a hardness rating of 90 Shore A, these O-rings provide superior resistance to pressure, wear, and hydraulic fluids. Engineered for durability and consistent performance, they ensure leak-proof operation in critical sealing points across multiple systems. This pack is compatible with FAAC 750 in-ground hydraulic operators, 760 CBAC pump units, S450H distribution flanges, and 400, 402, and 422 hydraulic swing gate operators. Ideal for maintenance professionals, this multi-pack offers convenience, reliability, and cost efficiency for ongoing service and repairs.