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4000 Series Ball poppet check valves improve cracking and reseals reliability by reducing the likelihood that the poppet will stick in the valve seat.
Specifications- Pressure: Up to 6000 psig (413 bar)
- Temperature: Up to 350° F (176° C)
- Body Materials: 316 SS
- Cracking Pressures: 1/3 to 50 psig (0.023 to 3.44 bar)
- Seat Material: FKM
- Ball Material: 316SS, PCTFE
- End Connections: Duolok, Griplok, Unilok, MNPT, FNPT
- Sizes: 1/8 to 3/4
- Orifices: 0.09, .019, 0.28 in.
Our website contains the most popular 4000 Series Check Valve configurations - more configurations are available. To specify other configurations, please contact SSP Customer Service.
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CH Series check valves offer reliable cracking and resealing in CNG fueling stations, sampling systems, natural gas vehicles and other high-pressure, high-cycle and high-flow applications requiring reliable cracking and resealing in high-pressure and high-flow applications.
Specifications
- MAWP: Up to 6000 psig (413 bar)
- Temperature Range: -40 to 400° F (-40 to 204° C)
- Flow Coefficient: up to 3.25
- Materials: 316 Stainless Steel, Other materials available
- Cracking Pressures: 1/3 to 100 psig (0.023 to 6.89 bar)
- Highly durable metal to metal seal
- End Connections: Tube fitting, MNPT, FNPT, Male and Female BSPT
- ECE R110 Approved
Options
Our website contains the most popular CH Series Check Valve configurations - more configurations are available. To specify other configurations, please contact SSP Customer Service. Special ordering instructions for the options below are included in the CH Series Catalog.Cracking Pressures
(Non-standard items are in bold. Call for availability)- 1/3
- 1
- 5
- 10
- 20
- 25
- 50
- 75
- 100
O-ring Materials
SSP offers the following O-ring materials.- FKM (Standard)
- NBR
- NBR3 - Low-temperature Nitrile
- EP
- FFKM
Tube Fitting End Connections
SSP offer three tube fitting designs.- Duolok 2-ferrule end connections (Standard).
- Unilok single-ferrule end connections
- Griplok dual ferrule end connections