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Female x Male NPT check valve. Thread sizes include 1/8", 1/4", 3/8", 1/2" and 3/4". 302 Stainless Steel spring. Brass bodies have a Beryllium Copper Retainer. Maximum operating pressure is 500 psi.
CHH Series Female x Male National Pipe Thread (NPT) Piston Check Valves
Unit of Measure
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Item #

Item Name

Inlet

Outlet

Cracking Pressure

Body Material

CHH-2M2F-1#-BU-NI N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Nickel Plated Check Valve N/A 1/8" Male NPT N/A 1/8" Female NPT N/A 1 psi N/A Nickel Plated
CHH-2M2F-1#-BU-SS N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Stainless Steel Check Valve N/A 1/8" Male NPT N/A 1/8" Female NPT N/A 1 psi N/A Stainless Steel
CHH-2M2F-2.5#-BU-B N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Brass Check Valve N/A 1/8" Male NPT N/A 1/8" Female NPT N/A 2.5 psi N/A Brass
CHH-2M2F-2.5#-BU-NI N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Nickel Plated Check Valve N/A 1/8" Male NPT N/A 1/8" Female NPT N/A 2.5 psi N/A Nickel Plated
CHH-2M2F-2.5#-BU-SS N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Stainless Steel Check Valve N/A 1/8" Male NPT N/A 1/8" Female NPT N/A 2.5 psi N/A Stainless Steel
CHH-2M2F-3.5#-BU-B N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Brass Check Valve N/A 1/8" Male NPT N/A 1/8" Female NPT N/A 3.5 psi N/A Brass
CHH-2M2F-3.5#-BU-NI N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Nickel Plated Check Valve N/A 1/8" Male NPT N/A 1/8" Female NPT N/A 3.5 psi N/A Nickel Plated
CHH-2M2F-3.5#-BU-SS N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Stainless Steel Check Valve N/A 1/8" Male NPT N/A 1/8" Female NPT N/A 3.5 psi N/A Stainless Steel
CHH-2M2F-5#-BU-B N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Brass Check Valve N/A 1/8" Male NPT N/A 1/8" Female NPT N/A 5 psi N/A Brass
CHH-2M2F-5#-BU-NI N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Nickel Plated Check Valve N/A 1/8" Male NPT N/A 1/8" Female NPT N/A 5 psi N/A Nickel Plated
CHH-2M2F-5#-BU-SS N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Stainless Steel Check Valve N/A 1/8" Male NPT N/A 1/8" Female NPT N/A 5 psi N/A Stainless Steel
CHH-4F4M-BU-B N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Brass Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A N/A Brass
CHH-4F4M-BU-NI N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Nickel Plated Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A N/A Nickel Plated
CHH-4F4M-BU-SS N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Stainless Steel Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A N/A Stainless Steel
CHH-4F4M-1/3#-BU-B N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Brass Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A 1/3 psi N/A Brass
CHH-4F4M-1/3#-BU-NI N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Nickel Plated Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A 1/3 psi N/A Nickel Plated
CHH-4F4M-1/3#-BU-SS N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Stainless Steel Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A 1/3 psi N/A Stainless Steel
CHH-4F4M-1#-BU-B N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Brass Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A 1 psi N/A Brass
CHH-4F4M-1#-BU-NI N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Nickel Plated Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A 1 psi N/A Nickel Plated
CHH-4F4M-1#-BU-SS N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Stainless Steel Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A 1 psi N/A Stainless Steel
CHH-4F4M-3#-BU-B N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Brass Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A 3 psi N/A Brass
CHH-4F4M-3#-BU-NI N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Nickel Plated Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A 3 psi N/A Nickel Plated
CHH-4F4M-3#-BU-SS N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Stainless Steel Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A 3 psi N/A Stainless Steel
CHH-4F4M-5#-BU-B N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Brass Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A 5 psi N/A Brass
CHH-4F4M-5#-BU-NI N/A CHH Series Female x Male National Pipe Thread (NPT) Buna-N Seal Piston Nickel Plated Check Valve N/A 1/4" Female NPT N/A 1/4" Male NPT N/A 5 psi N/A Nickel Plated
Unit of Measure
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