Double mechanical seal designed for gas pressurization in accordance with API682 IV edition for installation on API610 or ASME B73.1; B73.2 pumps. Sliding faces made with Fluilift technology ensure zero atmospheric emissions. No auxiliary liquid required. Cartridge mounted to be fitted on new pumps or retrofitting.

• LL8F
Cat. 1; Type A; Arr. 3NC-FF: double face-to-face arrangement.

• LL6D
Cat. 2&3; Type A; Arr. 3NC-BB: double back-to-back arrangement.