Prevailing torque type hexagon nut with non-metallic insert DIN 985 Stainless steel D6 (1.4462)52026
Prevailing torque type hexagon nut, all metal DIN 980-V Stainless steel D6 (1.4462)52020
Hexagon nut with serrated flange DIN ≈6923 Stainless steel Lubrinox A251069