Locknuts DIN 981, Stainless Steel
Material: Stainless steel 1.4301 (AISI 304).
These nuts are used for unsafed, quickly to loosen applications, or for a safe connection with an additional lockwasher DIN 5406 (for these lockwashers, a keyway is required on the shaft thread).
Recommend tolerance for the shaft thread: 6g DIN ISO 965.