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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-D4-1-316 N/A CAD Icon (for items table) N/A 316 SS N/A Duolok Tube Fitting N/A 1/4 in N/A Duolok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 1 psig
CH4-D4-20-316 N/A CAD Icon (for items table) N/A 316 SS N/A Duolok Tube Fitting N/A 1/4 in N/A Duolok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 20 psig
CH4-D4-25-316 N/A CAD Icon (for items table) N/A 316 SS N/A Duolok Tube Fitting N/A 1/4 in N/A Duolok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 25 psig
CH4-D4-50-316 N/A CAD Icon (for items table) N/A 316 SS N/A Duolok Tube Fitting N/A 1/4 in N/A Duolok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 50 psig
CH4-D4-5-316 N/A CAD Icon (for items table) N/A 316 SS N/A Duolok Tube Fitting N/A 1/4 in N/A Duolok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 5 psig
CH4-G2-1/3-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/8 in N/A Griplok Tube Fitting N/A 1/8 in N/A 0.60 N/A FKM N/A 1/3 psig
CH4-G2-10-B-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/8 in N/A Griplok Tube Fitting N/A 1/8 in N/A 0.60 N/A FKM N/A 10 psig
CH4-G2-1-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/8 in N/A Griplok Tube Fitting N/A 1/8 in N/A 0.60 N/A FKM N/A 1 psig
CH4-G2-25-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/8 in N/A Griplok Tube Fitting N/A 1/8 in N/A 0.60 N/A FKM N/A 25 psig
CH4-G2-50-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/8 in N/A Griplok Tube Fitting N/A 1/8 in N/A 0.60 N/A FKM N/A 50 psig
CH4-G2-5-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/8 in N/A Griplok Tube Fitting N/A 1/8 in N/A 0.60 N/A FKM N/A 5 psig
CH4-G4-1/3-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/4 in N/A Griplok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 1/3 psig
CH4-G4-100-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/4 in N/A Griplok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 100 psig
CH4-G4-10-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/4 in N/A Griplok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 10 psig
CH4-G4-1-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/4 in N/A Griplok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 1 psig
CH4-G4-20-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/4 in N/A Griplok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 20 psig
CH4-G4-25-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/4 in N/A Griplok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 25 psig
CH4-G4-50-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/4 in N/A Griplok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 50 psig
CH4-G4-5-316 N/A CAD Icon (for items table) N/A 316 SS N/A Griplok Tube Fitting N/A 1/4 in N/A Griplok Tube Fitting N/A 1/4 in N/A 0.60 N/A FKM N/A 5 psig
CH4-U2-1/3-316 N/A CAD Icon (for items table) N/A 316 SS N/A Unilok Tube Fitting N/A 1/8 in N/A Unilok Tube Fitting N/A 1/8 in N/A 0.60 N/A FKM N/A 1/3 psig
CH4-U2-10-B-316 N/A CAD Icon (for items table) N/A 316 SS N/A Unilok Tube Fitting N/A 1/8 in N/A Unilok Tube Fitting N/A 1/8 in N/A 0.60 N/A FKM N/A 10 psig
CH4-U2-1-316 N/A CAD Icon (for items table) N/A 316 SS N/A Unilok Tube Fitting N/A 1/8 in N/A Unilok Tube Fitting N/A 1/8 in N/A 0.60 N/A FKM N/A 1 psig
CH4-U2-25-316 N/A CAD Icon (for items table) N/A 316 SS N/A Unilok Tube Fitting N/A 1/8 in N/A Unilok Tube Fitting N/A 1/8 in N/A 0.60 N/A FKM N/A 25 psig
CH4-U2-50-316 N/A CAD Icon (for items table) N/A 316 SS N/A Unilok Tube Fitting N/A 1/8 in N/A Unilok Tube Fitting N/A 1/8 in N/A 0.60 N/A FKM N/A 50 psig
CH4-U2-5-316 N/A CAD Icon (for items table) N/A 316 SS N/A Unilok Tube Fitting N/A 1/8 in N/A Unilok Tube Fitting N/A 1/8 in N/A 0.60 N/A FKM N/A 5 psig
Unit of Measure
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