The Waterco Baker Hydro Ultra Mite and HRV 5/16 inch clamp ring washer is designed for compatible clamp ring assemblies where the washer needs replacement. A washer in this position is useful because it helps distribute load more evenly across the hardware connection and supports a more stable, better-seated clamp ring assembly.This replacement is especially useful when the original washer is corroded, bent, worn, or missing, leaving the hardware connection less secure than it should be. Replacing the right washer can improve the quality of the repair even though it is a smaller component.The 00B6005 is a practical service part when a compatible Baker Hydro Ultra Mite or HRV clamp ring setup needs the correct 5/16 inch washer restored. Waterco Baker Hydro Ultra Mite and HRV 5/16 inch clamp ring washer Designed for compatible clamp ring hardware support Helps improve load distribution and connection stability Useful when the original washer is worn or missing Supports a cleaner and more secure repair