Circle Seal C2962T1-4Q Cartridge Check Valve
C2900 Series: 0 to 3000 psig Cartridge Check Valves
Features:
- Compact & easily installed
- Curved poppet design
- Zero leakage: “bubble-tight” in check direction
Benefits:
- Quick opening, positive closing
- Full flow: curved poppet face diverts flow smoothly with minimum pressure drop
- In addition to being used in new equipment, they are interchangeable with and can be used to replace many cartridge valves

Circle Seal C2962T1-4Q Cartridge Check Valve Technical Data:
- Description: 1/2″ Bore Diameter Cartridge Check Valve, 316SS/Ethylene-Propylene construction, rated up to 3000 psig
- Pressure Rating: 3000 psig
- Installation Bore Diameter: 1/2″
- Body Material: 316SS
- Seal Material: Ethylene-Propylene
- Cracking Pressure: 2 to 4 psig
- External Leakage: Zero
- Internal Leakage: Zero from 0 to 3000 psig
- Temperature: -65F to +300F
- Cv: 0.55
Flow Curves:

Dimensional Information:
- Installation Bore Diameter: 0.501″ (+0.002″ / -0.000″)
- Flow Passage Diameter: 0.200″
- Valve Outside Diameter: 0.494″ (+0.005″ / -0.000″)
- Length: 0.830″
- O-ring Size (AS568): 012
- Backup Ring Size (MS28774): 012

Notes:
- Proper filtration is recommended to prevent damage to sealing surfaces.
- Cracking pressure is defined as pressure at which flow is 5 cc/min.
- Other cracking pressures available upon request (minimum = 0.15 psig / maximum = 15 psig); contact Sales Department for assistance.
Please contact our Sales Department for assistance in selecting the right products for your application.
Product Catalog: Circle Seal Check Valves



