Circle Valve Technologies Inc.
307 Derstine Ave, Suite 204
Lansdale, PA 19446

Toll Free:800-645-6733
Phone: 267-933-6300
Fax: 267-933-6305
Email: [email protected]
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Features & Benefits
  • Low Pressure
    Lightweight check valve for pressures to 25 psig.
  • Ultra-sensitve
    Unique design allows flow with minimum pressure differential. Crak pressure is 4" H2O maximum.
  • Positive Sealing
    Unique knife-edge on the poppet positions snugly to provide zere sealing even with extremely low pressure.
100 Series Check Valve
Unit of Measure
Items 100 Series Check Valve
119B-1PP
100 Series Check Valves 0 to 25 psig 		100 Series Check Valve
119B-2PP
100 Series Check Valves 0 to 25 psig 		100 Series Check Valve
119B-3PP
100 Series Check Valves 0 to 25 psig 		100 Series Check Valve
119B-4PP
100 Series Check Valves 0 to 25 psig 		100 Series Check Valve
119B-6PP
100 Series Check Valves 0 to 25 psig
Series N/A 100 Series
Body Material N/A Brass
O-Ring Material N/A Buna N
Connection Size N/A 1/8 in N/A 1/4 in N/A 3/8 in N/A 1/2 in N/A 3/4 in
End Connections (Inlet/Outlet) N/A Female NPT
Operating Pressure N/A 0 to 25 psig
Cracking Pressure N/A 0.15 psig
Operating Temperature N/A -40 to 250 ºF
Dim. A Diameter N/A .81 in N/A 1 in N/A 1.12 in N/A 1.5 in N/A 1.75 in
Dim. B Hex N/A .81 in N/A 1 in N/A 1.12 in N/A 1.5 in N/A 1.75 in
Dim. C N/A 1.7 in N/A 2.25 in N/A 2.43 in N/A 2.93 in N/A 3.37 in