The Case IH 313557A1 is a genuine OEM washer designed for critical applications across a wide range of Case IH agricultural and construction equipment. This robust washer ensures proper spacing and load distribution, preventing wear and maintaining the integrity of bolted connections. With an inner diameter of 25.65 mm, an outer diameter of 41.15 mm, and a thickness of 3.05 mm, it is engineered to meet precise specifications for optimal performance and durability. It is also known as part number 234553.