Swagelok Double Block & Bleed, IPT Series
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DB8FK4N1R20-C-GR

Series: IPT Series Double Block & Bleed Valve Brand: Swagelok Company
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  • Connection Size - 1/2"
  • Connection Style - Tube Fitting, Medium Pressure
  • Vent Size - 1/4"
  • Vent Connection Style - Female NPT
  • Style - Needle/Needle/Needle
  • Stem Style - Regulating Stem
  • Pressure Range - psig: 20,000 (bar: 1,378)
  • O-Ring - Perfluorocarbon (FFKM)
  • Packing Material - Grafoil

Specifications

Brand

Cone & Thread Inlet

  • 1" Female Medium Pressure Cone & Thread
  • 1/4" Female High Pressure Cone & Thread
  • 1/4" Female Medium Pressure Cone & Thread
  • 3/4" Female Medium Pressure Cone & Thread
  • 3/8" Female High Pressure Cone & Thread
  • 3/8" Female Medium Pressure Cone & Thread
  • 9/16" Female High Pressure Cone & Thread
  • 9/16" Female Medium Pressure Cone & Thread

Cone & Thread Outlet

  • 1" Female Medium Pressure Cone & Thread
  • 1/4" Female High Pressure Cone & Thread
  • 1/4" Female Medium Pressure Cone & Thread
  • 3/4" Female Medium Pressure Cone & Thread
  • 3/8" Female High Pressure Cone & Thread
  • 3/8" Female Medium Pressure Cone & Thread
  • 9/16" Female High Pressure Cone & Thread
  • 9/16" Female Medium Pressure Cone & Thread

Enclosure, Body Material

  • 316 Stainless Steel

Handle Assembly Material

  • 316 Stainless Steel

Maximum Cv Ratings

  • Cv 3.5 on 0.375" Orifice

NPT Inlet

  • 1" NPT Female
  • 1/2" NPT Female
  • 1/4" NPT Female
  • 3/4" NPT Female
  • 3/8" NPT Female

NPT Outlet

  • 1" NPT Female
  • 1/2" NPT Female
  • 1/4" NPT Female
  • 3/4" NPT Female
  • 3/8" NPT Female

O-Ring Material

  • Fluorocarbon (FKM)
  • HNBR (Buna-N)
  • Perfluorocarbon - FFKM

Orifice Size

  • 0.375"

Packing Material

  • Grafoil

Pressure Rating

  • psi: 20,000 at 121° C (250° F)
  • psi: 9,300 at 343° C (650° F)

Process Temperature

  • -17° to 121° C (0° to 250° F) for Ball / Needle / Ball
  • -40° to 343° C (-40° to 650° F) for Needle/Needle & Needle/Needle/Needle

Seat / Seal Material

  • Reinforced PEEK

Stem Material

  • 316 Stainless Steel

Stem Type

  • Regulating
  • Vee

Style

  • Ball/Needle/Ball
  • Needle/Needle/Needle

Tube Inlet

  • 1/2" Tube
  • 1/4" Tube
  • 3/4" Tube
  • 3/8" Tube
  • 9/16" Tube

Tube Outlet

  • 1/2" Tube
  • 1/4" Tube
  • 3/4" Tube
  • 3/8" Tube
  • 9/16" Tube

Vent Connection Size

  • 1/4"
  • 3/8"

Vent Connection Style

  • Female Cone & Thread
  • Female NPT
  • Tube Fitting

Documentation

Data Sheets

Catalogs

View Product Series

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