Circle Seal 269B-10PP Check Valve
200 Series: 0 to 3000 psig Check Valves
Features & Benefits:
- Quick opening / positive closing provides a wide range of adaptability
- Large flow capacity: the streamlined poppet and full ports offer minimum restriction to flow
- Zero leakage: the patented sealing principle effects complete leakproof closing under all pressure conditions
- Compact, easy installation
- Efficient inline piston reduces size and weight

Circle Seal 269B-10PP Check Valve Technical Data:
- Description: 1-1/4″ FNPT Check Valve, Brass/Buna-N* construction, rated up to 3000 psig at 300F
- Pressure Rating: 3000 psig
- Connections: 1-1/4″ FNPT
- Body Material: Brass
- Seal Material: Buna-N*
- Cracking Pressure: 0.5-1.0 psig
- Cv: 23.2
- External Leakage: Zero
- Internal Leakage: Zero
- Temperature: -65F to +180F
- Repair Kit: K/269B-10PP
Dimensional Information:
- Dimension “A” (LENGTH): 4.50″
- Dimension “C” (HEX & ROUND): 2.75″
- Dimension “D” (DIAMETER): N/A
- Dimension “E” (WRENCH FLATS): N/A
- Weight: 5.00 lbs (approx.)

Notes:
- The Buna-N seals in this valve are designed specifically for use in fuel applications.
- Cracking pressure is defined at which flow is 5 cc/min except for 220 series valves (with PTFE seals) for which flow is approximately 0.02 cfm.
- Standard connection type is FNPT; many alternative connection types are available upon special request (contact Sales for assistance).
- Standard cracking pressures are noted above; special cracking pressures may be available upon special request (contact Sales for assistance).
Please contact our Sales Department for assistance in selecting the right products for your application.
Product Catalog: Circle Seal Check Valves


