(confezione) Guarnizione Asta U-ring K31 PU/NBR/POM ID 60mm-80mm (scegliere dimensioni)
K31 can be used in all type of cylinders safely due to the reason of perfect adaptation to the pressure changes. Mineral oils(DIN 51524). •Improved sealing gap due to the active back-up ring. • Superior sealing effect in low pressures.