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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.
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- Connection Size 1/4" Remove This Item
- Cracking Pressure 1/3 PSI Remove This Item
- H410OPSSR1/41/3PSI$54.77Compact, Fixed Cracking Pressure Check Valve
H400-OP Series, SS Check Valve, 1/4" Female BSPT Thread x 1/4" Female BSPT Thread, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H410OPSSN1/41/3PSI$54.77Compact, Fixed Cracking Pressure Check Valve
H400-OP Series, SS Check Valve, 1/4" Female NPT Thread x 1/4" Female NPT Thread, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H410HPSSR1/41/3PSI$95.14High Performance, Fixed Cracking Pressure Check Valve
H400-HP Series, SS Check Valve, 1/4" Female BSPT Thread x 1/4" Female BSPT Thread, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H410HPSSN1/41/3PSI$95.14High Performance, Fixed Cracking Pressure Check Valve
H400-HP Series, SS Check Valve, 1/4" Female NPT Thread x 1/4" Female NPT Thread, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H410BN1/41/3PSIOC$74.32Standard, Fixed Cracking Pressure Check Valve
H400 Series, Brass Check Valve, 1/4" Female NPT Thread x 1/4" Female NPT Thread, Fluorcarbon FKM O-Ring, Oxigen Clean, 1/3 PSI Cracking Pressure Learn More - H410BN1/41/3PSIBU$67.85Standard, Fixed Cracking Pressure Check Valve
H400 Series, Brass Check Valve, 1/4" Female NPT Thread x 1/4" Female NPT Thread, Buna-N O-Ring, 1/3 PSI Cracking Pressure Learn More - H410BN1/41/3PSI$64.62Standard, Fixed Cracking Pressure Check Valve
H400 Series, Brass Check Valve, 1/4" Female NPT Thread x 1/4" Female NPT Thread, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H400SSL1/41/3PSKZOC$143.72Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, Perfluor O-Ring, Oxigen Clean, 1/3 PSI Cracking Pressure Learn More - H400SSL1/41/3PSIPT$85.94Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, PTFE O-Ring, 1/3 PSI Cracking Pressure Learn More - H400SSL1/41/3PSIOC$89.82Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, Oxigen Clean, 1/3 PSI Cracking Pressure Learn More - H400SSL1/41/3PSILF$89.82Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, Lubricant Free, 1/3 PSI Cracking Pressure Learn More - H400SSL1/41/3PSIKZ$124.97Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, Perfluor O-Ring, 1/3 PSI Cracking Pressure Learn More - H400SSL1/41/3PSIEPLF$94.32Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, EPDM O-Ring, Lubricant Free, 1/3 PSI Cracking Pressure Learn More - H400SSL1/41/3PSIEP$82.02Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, EPDM O-Ring, 1/3 PSI Cracking Pressure Learn More - H400SSL1/41/3PSIBU$82.02Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, Buna-N O-Ring, 1/3 PSI Cracking Pressure Learn More - H400SSL1/41/3PSI$78.11Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More




















