Belleville Washer

Belleville Washer. This Belleville washer is made from high grade American steel and can be installed easily and quickly into your mixer and/or trucks rear control box. We have a huge assortment of slotted head screws, bolts, lock nuts, washers and additional hardware. Con-Tech is a leading manufacture based in the USA. We manufacture a variety of parts, components and hardware right here in America.