• Hardened parts for long life and low leakage • Optional bias springs for back-pressure application flexibility • Fully guided check assembly • Compact size • Fast closing and seating
Technical Specs
Rated pressure
240 bar (3500 psi)
Proof pressure
350 bar (5075 psi)
Peak flow
See performance chart
Crack Pressure Defined
Gauge bar evident at ① at 16.4 mL/min attained
Standard bias springs at crack
0.3 bar 、0.7 bar、6.9 bar
Cavity
VC08-2
Internal leakage
≤ 0.1 mL/min (2 drops/min) @240 bar
Fluid
Mineral-based or synthetics with lubricating properties
Fluid temperature range ℃
-54 to 107 ℃ (Polyurethane seals)
-40 to 100 ℃ (Buna N seals)
-26 to 204 ℃ (Fluorocarbon seals)
Viscosity range
7.4 to 420 mm2/s
Degree of fluid contamination
The minimum pollution level is ISO4406 level 18/16/13, and level
15/13/11 is recommended to prolong the service life