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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 4.7
  • Materials: 316 Stainless Steel, Other materials available
  • Cracking Pressures: 1/3 to 100 psig (0.02
  • more
High Pressure Check Valve - CH Series check valves in three sizes
Unit of Measure
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Item #

CAD

Body Material

Connection 1 - Type

Connection 1 - Size

Connection 2 - Type

Connection 2 - Size

Cv

O-ring Material

Cracking Pressure

CH4-U4-1/3-M N/A CAD Icon (for items table) N/A Alloy 400 N/A Unilok Tube Fitting N/A 1/4 in N/A Unilok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 1/3 psig
CH4-U4-100-M N/A CAD Icon (for items table) N/A Alloy 400 N/A Unilok Tube Fitting N/A 1/4 in N/A Unilok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 100 psig
CH4-U4-10-M N/A CAD Icon (for items table) N/A Alloy 400 N/A Unilok Tube Fitting N/A 1/4 in N/A Unilok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 10 psig
CH4-U4-1-M N/A CAD Icon (for items table) N/A Alloy 400 N/A Unilok Tube Fitting N/A 1/4 in N/A Unilok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 1 psig
CH4-U4-20-M N/A CAD Icon (for items table) N/A Alloy 400 N/A Unilok Tube Fitting N/A 1/4 in N/A Unilok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 20 psig
CH4-U4-25-M N/A CAD Icon (for items table) N/A Alloy 400 N/A Unilok Tube Fitting N/A 1/4 in N/A Unilok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 25 psig
CH4-U4-50-M N/A CAD Icon (for items table) N/A Alloy 400 N/A Unilok Tube Fitting N/A 1/4 in N/A Unilok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 50 psig
CH4-U4-5-M N/A CAD Icon (for items table) N/A Alloy 400 N/A Unilok Tube Fitting N/A 1/4 in N/A Unilok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 5 psig
CH8-6PF-1/3-M N/A CAD Icon (for items table) N/A Alloy 400 N/A FNPT N/A 3/8 in N/A FNPT N/A 3/8 in N/A 2.18 N/A FKM N/A 1/3 psig
CH8-6PF-10-M N/A CAD Icon (for items table) N/A Alloy 400 N/A FNPT N/A 3/8 in N/A FNPT N/A 3/8 in N/A 2.18 N/A FKM N/A 10 psig
CH8-6PF-1-M N/A CAD Icon (for items table) N/A Alloy 400 N/A FNPT N/A 3/8 in N/A FNPT N/A 3/8 in N/A 2.18 N/A FKM N/A 1 psig
CH8-6PF-25-M N/A CAD Icon (for items table) N/A Alloy 400 N/A FNPT N/A 3/8 in N/A FNPT N/A 3/8 in N/A 2.18 N/A FKM N/A 10 psig
CH8-6PF-5-M N/A CAD Icon (for items table) N/A Alloy 400 N/A FNPT N/A 3/8 in N/A FNPT N/A 3/8 in N/A 2.18 N/A FKM N/A 25 psig
CH8-6PM-1/3-M N/A CAD Icon (for items table) N/A Alloy 400 N/A MNPT N/A 3/8 in N/A MNPT N/A 3/8 in N/A 2.18 N/A FKM N/A 1/3 psig
CH8-6PM-10-M N/A CAD Icon (for items table) N/A Alloy 400 N/A MNPT N/A 3/8 in N/A MNPT N/A 3/8 in N/A 2.18 N/A FKM N/A 10 psig
CH8-6PM-1-M N/A CAD Icon (for items table) N/A Alloy 400 N/A MNPT N/A 3/8 in N/A MNPT N/A 3/8 in N/A 2.18 N/A FKM N/A 1 psig
CH8-6PM-25-M N/A CAD Icon (for items table) N/A Alloy 400 N/A MNPT N/A 3/8 in N/A MNPT N/A 3/8 in N/A 2.18 N/A FKM N/A 25 psig
CH8-6PM-50-M N/A CAD Icon (for items table) N/A Alloy 400 N/A MNPT N/A 3/8 in N/A MNPT N/A 3/8 in N/A 2.18 N/A FKM N/A 50 psig
CH8-6PM-5-M N/A CAD Icon (for items table) N/A Alloy 400 N/A MNPT N/A 3/8 in N/A MNPT N/A 3/8 in N/A 2.18 N/A FKM N/A 5 psig
CH8-6PM-5-M N/A CAD Icon (for items table) N/A Alloy 400 N/A MNPT N/A 3/8 in N/A MNPT N/A 3/8 in N/A 2.18 N/A FKM N/A 5 psig
CH8-8PF-1/3-M N/A CAD Icon (for items table) N/A Alloy 400 N/A FNPT N/A 1/2 in N/A FNPT N/A 1/2 in N/A 2.18 N/A FKM N/A 1/3 psig
CH8-8PF-100-M N/A CAD Icon (for items table) N/A Alloy 400 N/A FNPT N/A 1/2 in N/A FNPT N/A 1/2 in N/A 2.18 N/A FKM N/A 100 psig
CH8-8PF-10-M N/A CAD Icon (for items table) N/A Alloy 400 N/A FNPT N/A 1/2 in N/A FNPT N/A 1/2 in N/A 2.18 N/A FKM N/A 10 psig
CH8-8PF-15-M N/A CAD Icon (for items table) N/A Alloy 400 N/A FNPT N/A 1/2 in N/A FNPT N/A 1/2 in N/A 2.18 N/A FKM N/A 15 psig
CH8-8PF-1-M N/A CAD Icon (for items table) N/A Alloy 400 N/A FNPT N/A 1/2 in N/A FNPT N/A 1/2 in N/A 2.18 N/A FKM N/A 1 psig
Unit of Measure
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