The 17W03154 Flat Washer, a essential component for your assembly needs. With a precise .188 inch inside diameter, .312 inch outside diameter, and .120 inch thickness, this washer is designed to provide optimal support and alignment in any application. Crafted from high-quality natural Nylon 6.6 and boasting a smooth finish coating, it ensures durability and reliable performance. Whether you're working on a DIY project or professional installation, trust the 17W03154 to deliver the perfect fit every time.