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Circle SealBelow you will find a complete listing of the Circle Seal Catalog.
500 Series Relief Valve »
0.5 to 150 psig, Zero Leakage
L500 Series Relief Valve »
0.2 to 15 psig, Zero Leakage
HP500 Series Relief Valve »
150 to 575 psig, Zero leakage to 95% of cracking pressure
D500 Series ASME Releif Valve »
15 to 150 psig, set per ASME
5100 Series Relief Valve »
10 to 2,400 psig, Zero leakage to 95% of cracking pressure
M5100 Series ASME Relief Valve »
20 to 1,200 psig, set per ASME
5300 Series Relief Valve »
400 to 10,500 psig, Zero leakage to 95% of cracking pressure
R6000 Series Relief Valve »
Adjustable, 5 to 550 psig, 150 to 6,000 psig
100 Series Check Valve »
0 to 25 psig Operating, 4" H2O Cracking pressure
2200 Series Check Valve »
0 to 800 psig, 0.1 to 7 psig cracking pressures
200 Series Check Valve »
0 to 3,000 psig, 0.1 to 25 psig Cracking pressures
H200 Series Check Valve »
0 to 6,000 psig, 0.1 to 25 psig Cracking pressures
2300 Series Check Valve »
0 to 10,000 psig, 0.5 to 30 psig Cracking pressures
BIVCO Series Check Valve »
0.5 to 150 psig, 0.5 psig Cracking pressure, Floating Seat and Poppet
C200 Series Cartridge Check Valve »
0 to 5,000 psig, 0.5 to 8 psig Cracking Pressures
C2900 Series Check Valve »
0 to 3,000 psig, 0.15 to 15 psig Cracking pressures
400 Series Shuttle Valve »
Primary and Secondary inlet to common outlet, 0 to 3,000 psig
H400 Series Shuttle Valve »
Primary and Secondary inlet to common outlet, 0 to 6,000 psig
1100 Series Snubbing Gauge Protector »
0 to 6,000 psig, 4 to 2,400 psig Cut-out Pressures
XVH Series Excess Flow Valve »
Limits flow of fluid to a predetermined rate, automatically closes when a flow spike occurs
SV Series Solenoid Valves »
2-way and 3-way Solenoid Valves for Gas and Liquid service. Vacuum to 6,000 psi.
HS Series »
Bronze, Pilot-piston, Pressure 5 to 125 psig. Steam or Hot Water Valve
JJ Series »
Bronze, Pilot-piston, Pressure 5 to 250 psig. General Purpose Air, Water, and Light Oil Valve
500 Series »
Bronze, Pilot-piston, Pressure 5 to 300 psig. Low Pressure Valve Configurable for a Variety of Fluid Applications
1000 Series »
Stainless Steel, Direct Lift to 5000 psig. Medium Pressure Valve Configurable for a Variety of Fluid Applications
2000 Series »
Stainless Steel, Direct Lift to 10,000 psig. Medium Pressure Valve Configurable for a Variety of Fluid Applications
3000 Series »
Bronze, Direct Lift Medium Pressure Valve to 1500 psig.Configurable for a Variety of Fluid Applications
4000 & 5000 Series »
Bronze, Pilot-piston, Pressure 5 to 500 psig. Medium Pressure Valve Configurable for a Variety of Fluid Applications
6000 Series »
Bronze, Pilot-piston, Pressure 0 to 1500 psig. Medium Pressure Valve Configurable for Variety of Fluid Applications
7000 Series »
Stainless Steel, Pilot-piston, Pressure 5 to 6000 psig. High Pressure Valve Configurable for Variety of Fluid Applications
8000 Series »
Stainless Steel, Pilot-piston, Pressure 5 to 4000 psig. High Pressure Valve Configurable for Variety of Fluid Applications
12000 Series »
Bronze, Pilot-piston, Pressure 5 to 3000 psig. High Pressure Valve Configurable for Variety of Fluid Applications
13000 Series »
Stainless Steel, 3-Way, Direct Lift, Pressure 0 to 2500 psig. High Pressure Valve Configurable for Variety of Fluid Applications
14000 Series »
Stainless Steel, Direct Lift, Pressure 0 to 3000 psig. High Pressure Valve Configurable for Variety of Fluid Applications
15400 Series »
Bronze, Semi-direct Lift, Pressure 0 to 300 psig. ow Pressure Valve Configurable for Variety of Fluid Applications
15800 Series »
Stainless Steel, Semi-direct Lift, Pressure 0 to 1500 psig. Medium Pressure Valve Configurable for Variety of Fluid Applications
16000 Series »
Stainless Steel, Direct Lift, Pressure 0 to 6000 psig. High Pressure Valve Configurable for a Variety of Fluid Applications
30400 Series »
Bronze, Semi-direct Lift, Pressure 0 to 1500 psig. Medium Pressure Valve, Configurable for a Variety of Fluid Applications
38000 Series »
Stainless Steel, Semi-direct Lift, Pressure 0 to 3000 psig. High Pressure Valve Configurable for a Variety of Fluid Applications
35800 Series »
Stainless Steel, Pilot-piston, Pressure 35 to 2000 psig. High Pressure Valve Configurable for Variety of Fluid Applications
40000 Series »
Stainless Steel, Semi-direct Lift, Pressure 0 to 2500 psig. High Temperature High Pressure Valve Configurable for a Variety of Fluid Applications
15-794 Series »
Stainless Steel, Pilot-piston, Pressure 5 to 350 psig. Liquid CO2 Valve
50000 Series »
Stainless Steel, Direct Lift, Pressure 0 to 3000 psig. High Temperature, High Pressure Valve Configurable for Variety of Fluid Applications
900 Series »
0 to 6000 psig Manual Shutoff Valves
9200 Series »
Vacuum to 150 psig Plug Shutoff Valves
9300 Series »
Vacuum to 150 psig Plug Valves 3-way Selector
9400 Series »
0 to 3000 psig Miniature Shutoff Valves
9500 Series »
0 to 3000 psig Shutoff Valves
CVM/CES 12 & 60 Series »
0 to 12,000 psi & 0 to 6000 psi DYNAFLOW Pneumatically Operated Patented Shutoff Valves
D9400 Series »
0 to 3000 psig Miniature Pneumatically Actuated Valves
MV/ES 12 & 60 Series »
0 to 12,000 psig & 0 to 6000 psig DYNAFLOW Globe & Angle Shutoff Valve
MV92 Series »
0 to 3000 psig Micro-metering Fingertip Valves
8100 Series »
Gas-containing Vessel Pressure Relief Device.
Designed to withstand the mechanical stresses and environmental abuse associated with compressed natural gas (CNG) and compressed hydrogen highway usage.