Medical Quality Large-Bore Shielded Connectors and High-Flow Check Valves
Check Valves
Low flow resistance
Low opening pressure
100 percent tested for back flow
Positive seal against back flow even at very low backpressure
Constructed from medical grade acrylic and silicone materials
Available in other materials on special request
Offered with both straight and barbed tube fittings
For medical applications, the valves can be ethylene oxide or radiation sterilized
Steam autoclavable materials available upon request
Straight End Fittings
R-701
Catalog Number: 701
Inner Dimensions:
1/8 inch or 0.130 inch (3.302 mm)
Outer Dimensions:
0.245 inch (6.223 mm)
R-702
Catalog Number: R-702
Inner dimensions:
1/4 inch or 0.255 inch (6.477 mm)
Outer dimensions:
0.370 inch (9.398 mm)
R-711
Catalog Number: R-711
Inner dimensions:
3/16 inch or 0.100 inch (2.540 mm)
Outer dimensions:
0.188 inch (4.775 mm)
Barbed End Fittings
R-721
Catalog Number: R-721
Inner dimensions:
0.080 inch (2.032 mm)
Outer dimensions:
1/8 inch or 0.155 inch (3.937 mm)
R-722
Catalog Number: R-722
Inner dimensions:
0.130 inch (3.302 mm)
Outer dimensions:
3/16 inch or 0.228 inch (5.791 mm)
R-723
Catalog Number: R-723
Inner dimensions:
0.195 inch (4.953 mm)
Outer dimensions:
1/4 inch or 0.285 inch (7.239 mm)
R-724
Catalog Number: R-724
Inner dimensions:
0.250 inch (6.350 mm)
Outer dimensions:
5/16 inch or 0.362 inch (9.195 mm)
R-725
Catalog Number: R-725
Inner dimensions:
0.300 inch (7.620 mm)
Outer dimensions:
3/8 inch or 0.425 inch (10.795 mm)
Adjustable Pressure Relief Valve
R-501
Catalog Number: R-501
Inner dimensions:
1/4 inch or 0.250 inch (6.477 mm)
Outer dimensions:
0.370 inch (9.398 mm)
Check Valves FAQs
What is the material of the valves?
Can the valves be sterilized?
Can the valves be steam autoclaved?
How do you attach tube to valves?
What is the opening pressure of the valves?
Different valves have different opening pressures. Most open at less than 3 inch of water (0.1 psi or 7.5 milibar) pressure. Please click here for specific values for each catalog number.