Disc spring The characteristics of disc spring is "maximum force in minimum space". Specification of conventional disc springs is as below: od: 8.0mm to 600mm thickness: 0.2mm to 40mm production as per the standard of din2093 and gb/t1972. We also can customize the disc spring as per customer's requirements. We also produce diaphragm springs and slotted disc springs. Size as below: od: 20-500mm id: 10-250mm thickness: 0.2-5mm height: 2-30mm