Circle Seal 2259B-1MM Check Valve
2200 Series: 0 to 800 psig Check Valves
Features & Benefits:
- Medium flow
- Single-piece design
- Resilient o-ring
- Maintenance-free
- Dependable
- Economical
Circle Seal 2259B-1MM Check Valve Technical Data:
- Description: 1/8″ MNPT Check Valve, Brass/Buna-N construction, rated up to 800 psig
- Pressure Rating: 800 psig
- Connections: 1/8″ MNPT
- Body Material: Brass
- Seal Material: Buna-N
- Cracking Pressure: 2 psig
- Cv: 0.26
- External Leakage: Zero
- Internal Leakage: Zero @ 1 psig to 800 psig
- Temperature: -65F to +275F
- Maximum Allowable Pressure Drop (AIR): 5 psid
- Maximum Allowable Pressure Drop (OIL): 10 psid
- Repair Kit: K/2259B-1MM
Dimensional Information:
- Dimension “A” (LENGTH): 1.30″
- Dimensions “B” & “C”:
- Dimension “D” (HEX FLATS): 0.50″
Notes:
- Cracking pressure is defined at which flow is 5 cc/min except for 2220 series valves (with PTFE seals) for which flow is approximately 0.02 cfm.
- Standard connection type is MNPT; contact ***@*****************ol.com“>Sales for assistance with alternative connection types.
- Standard cracking pressure is noted above. Special cracking pressures may be available upon special request, contact ***@*****************ol.com“>Sales for assistance (min cracking pressure available = 0.1 psi; max cracking pressure available = 7 psi).
- Proper filtration is recommended to prevent damage to sealing surfaces.
Please contact our Sales Department for assistance in selecting the right products for your application.
Product Catalog: Circle Seal Check Valves
