Collar Disc 066586005 Putzmeister

The Collar Disc 066586005 BS90 DU-B is a high-quality wear component designed for Putzmeister concrete pumps. Used in the S-Valve Shaft Bearing assembly, this part plays a critical role in supporting smooth shaft movement, reducing friction, and maintaining stable operation under heavy-duty pumping conditions. Precision-machined to OEM standards, it ensures reliable fitment and dependable performance in hopper and S-Valve systems. Suitable for maintenance, overhaul, and replacement applications, this aftermarket part provides OEM-level quality and compatibility for professional concrete pump service operations.