... . Material: stainless steel 200, 201, 304 or 316 Lock Flange Nut 1. Standard: DIN6926 (DIN1663);2. Thread: coarse, fine or extra ... fine (e.g. M10-1.5, M10-1.25, M10-1.0 ... Height: normal or heavy;8. Other names: flange lock nut, flange hex lock nut or hex flange lock nut. Stainless Steel Lock Flange ...