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Screw-to-connect technology

Browse through our wide range of screw-to-connect technology quick release couplings and find the most suitable solution for your applicaton.
  • Flat face screw couplings / Steel

    3D PVT4 2019
    • Interchange: exclusive Dnp profile
    • Occlusion: flat face
    • Locking: screw
    • Material: steel
    • Finishing: Zn-Fe (Cr III) and Zn-Ni
    • Threads: BSP - NPT - SAE - METRIC
    • Standard seals: NBR and PU
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 300-400 bar
    • Connection under pressure: allowed (both male or female side)
  • Flat face screw couplings / Pin lock

    PVT4 CS 2019
    • Interchange: exclusive Dnp profile
    • Occlusion: flat face
    • Locking: screw with pin lock
    • Material: steel
    • Finishing: Zn-Fe (Cr III) and Zn-Ni
    • Threads: BSP - NPT - SAE - METRIC
    • Standard seals: NBR and PU
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 300-350 bar
    • Connection under pressure: allowed (both male or female side)
  • Flat face screw couplings / Steel

    3D PVT4 BOP 2019
    • Interchange: exclusive Dnp profile
    • Approval: API 16D
    • Occlusion: flat face
    • Locking: screw
    • Material: steel
    • Finishing: Zn-Fe (Cr III) and Zn-Ni
    • Threads: BSP - NPT - SAE
    • Standard seals: special compound
    • Working temperature: -25 °C +200 °C
    • Working pressure: 350 bar
    • Connection under pressure: allowed (both male or female side)
  • Flanged flat face screw couplings

    3D PVTF 2019
    • Interchange: exclusive Dnp profile
    • Occlusion: flat face
    • Locking: screw
    • Material: steel
    • Finishing: Zn-Fe (Cr III) and Zn-Ni
    • Connection: SAE 6000 flanges
    • Standard seals: NBR and PU
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 300-350 bar
    • Connection under pressure: allowed (both male or female side)
  • Flat face screw couplings / Stainless steel

    3D PVTX BOP 2019
    • Interchange: exclusive Dnp profile
    • Approval: API 16D
    • Occlusion: flat face
    • Locking: screw
    • Material: internals in steel, externals in stainless AISI 316
    • Threads: BSP - NPT - SAE
    • Standard sealsspecial compound
    • Working temperature: -25 °C +100 °C
    • Working pressure: 250 bar
    • Connection under pressure: allowed (both male or female side)
  • Flat face screw couplings / Steel

    3D PST4 2019
    • Interchange: Stucchi VEP
    • Occlusion: flat face
    • Locking: screw
    • Material: steel
    • Finishing: Zn-Fe (Cr III) and Zn-Ni
    • Threads: BSP - NPT - SAE
    • Standard seals: NBR and PU
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 300-450 bar
    • Connection under pressure: allowed (both male or female side)
  • Flat face screw couplings / Pin lock

    3D PST4 CS 2019
    • Interchange: Stucchi VEP
    • Occlusion: flat face
    • Locking: screw with pin lock
    • Material: steel
    • Finishing: Zn-Fe (Cr III) and Zn-Ni
    • Threads: BSP - NPT - SAE
    • Standard seals: NBR and PU
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 300-350 bar
    • Connection under pressure: allowed (both male or female side)
  • Flanged flat face screw couplings

    3D PSTF 2019
    • Interchange: Stucchi VEP
    • Occlusion: flat face
    • Locking: screw
    • Material: steel
    • Finishing: Zn-Fe (Cr III) and Zn-Ni
    • Connection: SAE 6000 flanges
    • Standard seals: NBR and PU
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 300-350 bar
    • Connection under pressure: allowed (both male or female side)
    • Max residual pressure: 300 bar
  • Wing nut / Brass

    3D VFF1 2019
    • Interchange: Parker/Snap-Tite 78
    • Occlusion: flat face
    • Locking: screw
    • Material: brass and steel
    • Steel finishing: Zn-Fe (Cr III)
    • Threads: NPT
    • Standard seals: NBR
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 170-210 bar
    • Connection under pressure: not suggested
  • Flat face screw couplings / Steel

    3D PST4 BOP 2019
    • Interchange: Stucchi VEP
    • Approval: API 16D
    • Occlusion: flat face
    • Locking: screw
    • Material: steel
    • Finishing: Zn-Fe (Cr III) and Zn-Ni
    • Threads: BSP - NPT - SAE
    • Standard seals: special compound
    • Working temperature: -25 °C +200 °C
    • Working pressure: 300-350 bar
    • Connection under pressure: allowed (both male or female side)
  • Flat face screw couplings / Stainless steel

    3D PVTX 2019
    • Interchange: exclusive Dnp profile
    • Occlusion: flat face
    • Locking: screw
    • Material: internals in steel, externals in stainless steel AISI 316
    • Threads: BSP - NPT - SAE
    • Standard seals: NBR and PU
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 150-250 bar
    • Connection under pressure: allowed (both male or female side)
  • Screw valve

    3D VVT 2019
    • Interchange: with the main producers
    • Occlusion: flat face
    • Locking: screw
    • Material: steel
    • Finishing: Zn-Fe (Cr III)
    • Threads: BSP - SAE - METRICS
    • Standard seals: NBR
    • Working temperature: -25 °C +100 °C
    • Working pressure: 200 bar
    • Connection under pressure: allowed (both male or female side)
  • Screw / ISO 14541 - Screw couplings / steel

    3D PVV3 2019
    • Standard: ISO 14541 (DN06→DN20)
    • Occlusion: poppet
    • Locking: screw
    • Material: steel
    • Finishing: Zn-Fe (Cr III)
    • Threads: BSP - NPT - SAE - METRICS
    • Standard seals: NBR
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 300-450 bar
    • Connection under pressure: allowed (both male or female side)
  • Screw / ISO 14541 - Screw couplings / Stainless steel

    3D PVVX 2019
    • Standard: ISO 14541 (DN06→DN20)
    • Occlusion: poppet
    • Locking: screw
    • Material: stainless steel AISI 316
    • Threads: BSP - NPT
    • Standard seals: FKM
    • Working temperature: -25 °C +200 °C
    • Optional seals: FFKM, EPDM or more
    • Working pressure: 100-300 bar
    • Connection under pressure: allowed (both male or female side)
  • SCREW - High Pressure Screw Couplings

    3D VAV1 2019
    • Interchange: with the main producers
    • Occlusion: poppet
    • Locking: screw
    • Material: steel
    • Finishing: Zn-Fe (Cr III)
    • Threads: BSP - METRICS
    • Standard seals: NBR
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 375-400 bar
    • Connection under pressure: allowed (both male or female side)
  • Screw / DN30-DN76 - Screw couplings / Big dimensions

    VIV1
    • Interchange: Dnp profile
    • Occlusion: poppet
    • Locking: screw
    • Material: steel
    • Finishing: Zn-Fe (Cr III)
    • Threads: BSP - NPT - RC
    • Standard seals: NBR
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 100-160 bar
    • Connection under pressure: not suggested
  • SCREW - Screw couplings / EU market

    3D PVE1 2019
    • Interchange: Faster CVE
    • Occlusion: poppet
    • Locking: screw
    • Material: steel
    • Finishing: Zn-Fe (Cr III)
    • Threads: BSP
    • Standard seals: NBR
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 300-350 bar
    • Connection under pressureallowed (both male or female side)
  • Screw RoFlex - High resistance screw couplings

    3D PVR1 2019
    • Interchange: RoFLEX couplings
    • Occlusion: poppet
    • Locking: screw
    • Material: steel
    • Finishing:Zn-Fe (Cr III)
    • Threads:BSP
    • Standard seals: NBR
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 300-610 bar
    • Connection under pressure: allowed (both male or female side)
  • Screw / Wing nut - Wing nut / steel

    3D VFH1 2019
    • Interchange: Parker/Snap-Tite 75
    • Occlusion: poppet
    • Locking: screw
    • Material: steel
    • Steel finishing: Zn-Fe (Cr III)
    • Threads: BSP - NPT
    • Standard seals: NBR
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 350 bar
    • Connection under pressure: allowed (both male or female side)
  • ISO 14540/700 bar - Poppet

    3D PVM 2019
    • Standard: ISO 14540
    • Occlusion: poppet
    • Locking: screw
    • Material: steel
    • Finishing: Zn-Fe (Cr III)
    • Threads: BSP - NPT
    • Standard seals: NBR 
    • Working temperature: -25 °C +100 °C
    • Optional seals: FKM, EPDM or more
    • Working pressure: 720 bar
    • Connection under pressure: allowed (both male or female side)
    • Max residual pressure: 100 bar

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