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
  • Quick opening/positive closing
    Provides a wide range of adaptability
  • Large flow capacity
    The patented sealing principle effects complete leakproof closing under all pressure conditions
  • Zero leakage
    Compact, easy installation. Efficient inline piston reduces size and weight
  • Floating o-ring
    The streamlined poppet and full ports offer minimum restrictions.
Circle Seal Check Valve 200 Series
Unit of Measure
« 16 17 18 

Item #

Body Material

O-Ring Material

Connection Size

End Connections (Inlet/Outlet)

Cracking Pressure

Operating Temperature

Cv

224T1-2PP-1 N/A 316 Stainless Steel N/A Silicone N/A 1/4 in N/A Female NPT N/A 1 psig N/A -70 to 450 ºF N/A 2.70
224S-1PP N/A Carbon Steel N/A Silicone N/A 1/8 in N/A Female NPT N/A 0.5 to 1 psig N/A -70 to 450 ºF N/A 1.60
224S-2PP N/A Carbon Steel N/A Silicone N/A 1/4 in N/A Female NPT N/A 0.5 to 1 psig N/A -70 to 450 ºF N/A 2.70
224S-3PP N/A Carbon Steel N/A Silicone N/A 3/8 in N/A Female NPT N/A 0.5 to 1 psig N/A -70 to 450 ºF N/A 3.50
224S-4PP N/A Carbon Steel N/A Silicone N/A 1/2 in N/A Female NPT N/A 0.5 to 1 psig N/A -70 to 450 ºF N/A 6.6
224S-6PP N/A Carbon Steel N/A Silicone N/A 3/4 in N/A Female NPT N/A 0.5 to 1 psig N/A -70 to 450 ºF N/A 10.3
224S-8PP N/A Carbon Steel N/A Silicone N/A 1 in N/A Female NPT N/A 0.5 to 1 psig N/A -70 to 450 ºF N/A 12.5
224S-10PP N/A Carbon Steel N/A Silicone N/A 1 1/4 in N/A Female NPT N/A 0.5 to 1 psig N/A -70 to 450 ºF N/A 23.2
224S-12PP N/A Carbon Steel N/A Silicone N/A 1 1/2 in N/A Female NPT N/A 0.5 to 1 psig N/A -70 to 450 ºF N/A 23.2
224S-16PP N/A Carbon Steel N/A Silicone N/A 2 in N/A Female NPT N/A 0.5 to 1 psig N/A -70 to 450 ºF N/A 51.0
224A-1PP N/A Aluminum N/A Silicone N/A 1/8 in N/A Female NPT N/A 0.5 to 1 psig N/A -70 to 450 ºF N/A 1.60
264B-2PP-0.15 N/A Brass N/A Fluorosilicone N/A 1/4 in N/A Female NPT N/A 0.15 psig N/A -80 to 350 ºF N/A 2.70
264S-1PP N/A Carbon Steel N/A Fluorosilicone N/A 1/8 in N/A Female NPT N/A 0.5 to 1 psig N/A -80 to 350 ºF N/A 1.60
Unit of Measure
« 16 17 18