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  • Ball Poppet Check Valve

    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.

  • High Pressure Check Valve - CH Series check valves in three sizes

    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 4.7
    • 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

  • Check Valves - CP-CPA Series

    CP Series poppet check valves offer a wide variety of cracking pressures and for medium-pressure, high-cycle process and instrumentation applications.

    Specifications

    • Pressure: Up to 3000 psig (206 bar)
    • Temperature: -10 to 375° F (-23 to 190° C)
    • Flow Coefficient: up to 1.20
    • Body Materials: 316 SS and Brass
    • Seat Materials FKM, NBR
    • Cracking Pressures: More than 20 cracking pressure from 1/3 to 100 psig (0.023 to 6.89 bar)
    • End Connections: MNPT, FNPT, Male and Female BSPT
    Our website contains the most popular CP Series Check Valve configurations - more configurations are available.  To specify other configurations, please contact SSP Customer Service.

  • Check Valves - CP-CPA Series

    The CPA Series check valves feature adjustable cracking pressures, which allows designers and installer to fine tune cracking pressures to meet changing system requirements.

    Features

    • MAWP: Up to 3000 psig  (206 bar)
    • Temperature: -10 to 375° F (-23 to 190° C)
    • Flow Coefficient: up to 1.20
    • Body Materials: 316 SS and Brass
    • Seat Materials KFM, NBR
    • Cracking Pressures: 3 to 600 psig. (0.206 to 41.3 bar)
    • End Connections: MNPT, FNPT, Male and Female BSPT
    Our website contains the most popular CPA Series Check Valve configurations - more configurations are available.  To specify other configurations, please contact SSP Customer Service.

  • Lift Check Valves with Tube Fitting Ends

    LC Series lift check valve’s all-metal design is suitable for extreme temperatures found in power, oil & gas, chemical, petrochemical, pulp & paper, and laboratory applications. LC Series valves use gravity and back pressure to prevent reverse flow to less than 0.1% of forward flow. Applications include:

    • Grab samples
    • Industrial engines
    • Separators
    • Nozzles
    • Emissions analyzers

    Specifications
    • Pressure: Up to 6000 psig (206 bar)
    • Temperature: -100 to 900° F (-73 to 482° C)
    • Flow Coefficient: up to 1.10
    • Body Materials: 316 SS
    • End Connections: Duolok, Unilok and Griplok Tube Fittings, MNPT, FNPT, TSW, PBW
    • End Connection Sizes: 1/8 to 3/4 in. (6 and 12 mm tube ends)
    Our website contains the most popular LC Series Check Valve configurations - more configurations are available.  To specify other configurations, please contact SSP Customer Service.