Yale 524180977 Hydraulic Breather Strainer Fill Cap

The Yale 524180977 Hydraulic Breather Strainer / Fill Cap filters incoming air and vents the forklift hydraulic reservoir, preventing dirt and moisture from entering the hydraulic fluid during level changes and protecting pumps and valves. Mounted on the reservoir fill port, it uses a metal or composite cap housing an integrated filtration element and functions as a passive air filtration and venting component. Commonly used in Yale forklift hydraulic tank systems in warehouses and industrial material handling environments, it is compatible with Yale forklifts such as ERP030TH, ERP035TH, and ERP040TH. The unit weighs approximately 0.25–0.30 lbs. Cross reference: 5241809-77; common replacements include Yale 580087380, Yale 504060739, and Yale 903058100.