Wave Washers and Disc Springs Disc Springs Disc springs are perfect when you have little room for your application. Spring disc DIN 2093 Disc springs from Mubea - type DIN 2093.Material: Steel, as standard zinc phosphated and oiled 51CRV4. Spring discs stainless Mubea disc springs in stainless steel. Can't find the right dimension? Please contact us. Disc spring for bearing, no slot