M4, OD=12mm, THK=0.4mm DIN 2093, Metric, Conical Disc Spring Washers, AISI 301 Stainless Steel

Conical disc springs are conically shaped washers that flatten at a given rate.Also known as Belleville springs or coned disc springs, produces very high loads in a small area.Stainless steel significantly improves resistance to tarnishing or corrosion...