Normas ISO

Prevailing torque type hexagon regular nuts (with non-metallic insert) with metric fine pitch thread -- Property classes 6, 8 and 10

Fasteners — Prevailing torque hexagon nuts — Regular nuts (with non-metallic insert), with fine pitch thread

Prevailing torque type all-metal hexagon nuts, style 2, with metric fine pitch thread -- Property classes 8, 10 and 12

Prevailing torque type all-metal hexagon high nuts with metric fine pitch thread -- Property classes 8, 10 and 12

Fasteners — Prevailing torque hexagon nuts — High nuts (all metal), with fine pitch thread

Railway applications — Vehicle reference masses