This OTTO hydraulic O-ring seal (part number 0365326) is designed for Komatsu excavator models including EX350LCH-V, PC350, PC400, and PC450. It provides a reliable, leak-proof seal in hydraulic systems, ensuring consistent performance and protection against fluid loss under high-pressure conditions.

This OTTO thermal valve sealing ring kit (part number 1-21779001-0) is designed for excavators including Komatsu ZX450-3, PC450, and PC490. It provides reliable, high-temperature sealing for valve systems, ensuring optimal thermal performance and preventing leaks under demanding engine conditions.

This OTTO hydraulic seal ring/O-ring set (part number 1-13779011-0) is designed for excavators including Hitachi ZX450-3, PC450, and PC490. It provides a reliable, leak-proof seal for hydraulic connections, ensuring consistent system performance and protection against fluid loss or contamination.

This OTTO crankshaft seal (part number 288-5726) is designed for CAT excavator engines in models 320D, 325D, 330D, and 336D. It provides a secure and durable seal at the crankshaft, effectively preventing oil leaks and protecting against contamination for reliable engine performance.

This OTTO O-ring (part number 8C-5240) is designed for hydraulic systems in Komatsu PC200, PC210, PC220, and PC240 excavators. It provides a reliable, leak-resistant seal for fluid connections, ensuring consistent hydraulic performance and protection against contaminants.

This OTTO sealing ring/gasket (compatible with part numbers 162-4694 / 1624694) is designed for Caterpillar diesel engines in construction machinery. It provides a durable and precise seal to prevent fluid or gas leaks, ensuring reliable engine performance and longevity under demanding operating conditions.

This OTTO seal kit (part number 255-2272) is designed for Caterpillar excavator models 336D, 340D, 345D, and 350D. It provides a complete set of high-quality seals and gaskets for the hydraulic system, ensuring leak-free performance and reliable operation under demanding conditions.

This OTTO floating oil seal (compatible with part number 4664392) is engineered for excavator models like the Hitachi ZX330-5G. Designed for durability, it provides an effective dust and fluid barrier for undercarriage or swing circle components, ensuring smooth operation and extended service life in harsh working conditions.

This OTTO cab seal trim (part number 20Y-53-11540) is designed for Komatsu excavator models PC200-8, PC300-8, PC400-8, and PC350LC-8. It ensures a tight seal for cab doors and windows, effectively blocking dust, noise, and moisture to maintain a comfortable and protected operator environment.

This OTTO operator's cab seal (part number 20Y-53-11861) is designed for Komatsu excavator models PC350-8, PC400-8, PC450, and PC490. It ensures a tight seal for cabin doors, effectively blocking out dust, moisture, and noise to maintain a protected and comfortable operator environment.

This OTTO seal kit (part number 4639938) is a comprehensive hydraulic seal set designed for excavator models including Hitachi ZX200 and Komatsu PC200, PC210, PC220. It contains all necessary seals to effectively prevent hydraulic fluid leaks and ensure optimal system performance.

This OTTO crankshaft seal (part number 528-5684) is a vital engine seal designed for Komatsu excavators, including the PC200, PC210, PC220, and PC240 models. It provides a secure, leak-proof seal at the crankshaft, effectively retaining engine oil and protecting against external contaminants for reliable operation.