Midwest Fastener #12 x 5/8 in. Bonded Sealing Washer

The Midwest Fastener #12 x 5/8 in. Bonded Sealing Washer is engineered to deliver reliable cushioning and leak protection in demanding fastening applications. Designed with a bonded rubber component, it forms a tight barrier against moisture, dust, and vibrations when tightened. Constructed to Grade 2 standards, this sealing washer provides dependable strength and durability for maintenance, construction, and general hardware use. Its bonded design ensures consistent alignment and long-lasting sealing performance.