BelleFlex manufactures flange bolting, inch series bolt washers, ball bearing disc springs, metric fasteners, metric series Bellevilles, and custom products. BelleFlex Belleville springs are suitable for valves, pumps, pipelines, transformers, actuators, bus bars, downhole driling, and many other applications. BelleFlex stocks a complete line of Belleville disc springs and produces custom products with a size range of 0.236” to 48” O.D. in a variety of materials. Plating and coating available. BelleFlex engineers are available 24/7.