We use cookies to make your experience better. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. Learn more.
Instrumentation Valves

Ham-Let Group features are wide variety of valves for many uses, including needle valves, ball valves, check valves, and relief valves. Our valves span a wide range of temperature and pressure ratings.
Filter
Now Shopping by
Shopping Options
- Category Standard - Fixed C.P. Remove This Item
- Body Material Stainless Steel 316 Remove This Item
- Connection Size 1" Remove This Item
- H410SSN13PSI$498.37Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Female NPT Thread x 1" Female NPT Thread, Fluorcarbon FKM O-Ring, 3 PSI Cracking Pressure Learn More - H410SSN125PSIOC$573.13Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Female NPT Thread x 1" Female NPT Thread, Fluorcarbon FKM O-Ring, Oxigen Clean, 25 PSI Cracking Pressure Learn More - H410SSN125PSI$498.37Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Female NPT Thread x 1" Female NPT Thread, Fluorcarbon FKM O-Ring, 25 PSI Cracking Pressure Learn More - H410SSN11PSI$498.37Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Female NPT Thread x 1" Female NPT Thread, Fluorcarbon FKM O-Ring, 1 PSI Cracking Pressure Learn More - H410SSN110PSI$498.37Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Female NPT Thread x 1" Female NPT Thread, Fluorcarbon FKM O-Ring, 10 PSI Cracking Pressure Learn More - H410SSN11/3PSIOC$573.13Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Female NPT Thread x 1" Female NPT Thread, Fluorcarbon FKM O-Ring, Oxigen Clean, 1/3 PSI Cracking Pressure Learn More - H410SSN11/3PSI$498.37Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Female NPT Thread x 1" Female NPT Thread, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H400SSL15PSI$498.37Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Let-Lok Tube Fitting x 1" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 5 PSI Cracking Pressure Learn More - H400SSL13PSI$197.07Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Let-Lok Tube Fitting x 1" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 3 PSI Cracking Pressure Learn More - H400SSL125PSIEP$523.31Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Let-Lok Tube Fitting x 1" Let-Lok Tube Fitting, EPDM O-Ring, 25 PSI Cracking Pressure Learn More - H400SSL11PSIBU$523.31Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Let-Lok Tube Fitting x 1" Let-Lok Tube Fitting, Buna-N O-Ring, 1 PSI Cracking Pressure Learn More - H400SSL11PSI$498.37Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Let-Lok Tube Fitting x 1" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 1 PSI Cracking Pressure Learn More - H400SSL110PSI$498.37Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Let-Lok Tube Fitting x 1" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 10 PSI Cracking Pressure Learn More - H400SSL11/3PSIOC$573.14Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Let-Lok Tube Fitting x 1" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, Oxigen Clean, 1/3 PSI Cracking Pressure Learn More - H400SSL11/3PSILF$573.14Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Let-Lok Tube Fitting x 1" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, Lubricant Free, 1/3 PSI Cracking Pressure Learn More - H400SSL11/3PSI$498.37Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1" Let-Lok Tube Fitting x 1" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More