Description

The Launch Cylinder Seal Ring JY(B) 440 is a high-quality hydraulic seal designed to restore optimal performance and leak-free operation on Launch vehicle lifts. Manufactured to precise OEM standards, this seal ring ensures proper pressure retention, smooth cylinder movement, and long-term durability in demanding workshop environments. Perfect for technicians performing cylinder rebuilds, routine lift servicing, or preventative maintenance, the JY(B) 440 seal ring helps extend the lifespan of your hydraulic system and maintain safe lift operation.