Nominal size 4,0 x 8,6 mm d (internal & external

Inner diameter 3,90 - 4,10 mm

External diameter 8,50 - 8,75 mm

Operating temperature 40°C bis 80°C
for mediums to be pumped with "grease with corrosion protection additives": max. 70°C

Cracking pressure DIN EN ISO 1402 pressurisation: 60s
20°C >840bar (84 MPa, 12184 psi), 60°C >460 bar,