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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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- Body Material Stainless Steel 316 Remove This Item
- Connection Size 1/2" Remove This Item
- H400SSL1/21/3PSINE$146.54Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Let-Lok Tube Fitting x 1/2" Let-Lok Tube Fitting, Polychloroprene (CR) O-Ring, 1/3 PSI Cracking Pressure Learn More - H400SSL1/21/3PSILF$160.49Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Let-Lok Tube Fitting x 1/2" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, Lubricant Free, 1/3 PSI Cracking Pressure Learn More - H400SSL1/21/3PSIKZ$223.29Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Let-Lok Tube Fitting x 1/2" Let-Lok Tube Fitting, Perfluor O-Ring, 1/3 PSI Cracking Pressure Learn More - H400SSL1/21/3PSIEP$146.54Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Let-Lok Tube Fitting x 1/2" Let-Lok Tube Fitting, EPDM O-Ring, 1/3 PSI Cracking Pressure Learn More - H400SSL1/21/3PSIBU$146.54Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Let-Lok Tube Fitting x 1/2" Let-Lok Tube Fitting, Buna-N O-Ring, 1/3 PSI Cracking Pressure Learn More - H400SSL1/21/3PSI$139.57Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Let-Lok Tube Fitting x 1/2" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H400SSL1/21/3PPTOC$176.54Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Let-Lok Tube Fitting x 1/2" Let-Lok Tube Fitting, PTFE O-Ring, Oxigen Clean, 1/3 PSI Cracking Pressure Learn More - H400SSL1/21/3PPTLF$176.54Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Let-Lok Tube Fitting x 1/2" Let-Lok Tube Fitting, PTFE O-Ring, Lubricant Free, 1/3 PSI Cracking Pressure Learn More - H400SSHL1/23PSI$139.57Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" One-Lok Tube Fitting x 1/2" One-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 3 PSI Cracking Pressure Learn More - H400SSHL1/21PSI$139.57Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" One-Lok Tube Fitting x 1/2" One-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 1 PSI Cracking Pressure Learn More - H400SSHL1/21/3PSI$139.57Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" One-Lok Tube Fitting x 1/2" One-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H400HPSSL1/25PSIOC$143.42High Performance, Fixed Cracking Pressure Check Valve
H400-HP Series, SS Check Valve, 1/2" Let-Lok Tube Fitting x 1/2" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, Oxigen Clean, 5 PSI Cracking Pressure Learn More - H400HPSSL1/25PSINE$130.95High Performance, Fixed Cracking Pressure Check Valve
H400-HP Series, SS Check Valve, 1/2" Let-Lok Tube Fitting x 1/2" Let-Lok Tube Fitting, Polychloroprene (CR) O-Ring, 5 PSI Cracking Pressure Learn More - H400HPSSL1/25PSILF$143.42High Performance, Fixed Cracking Pressure Check Valve
H400-HP Series, SS Check Valve, 1/2" Let-Lok Tube Fitting x 1/2" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, Lubricant Free, 5 PSI Cracking Pressure Learn More - H400HPSSL1/25PSIBU$130.95High Performance, Fixed Cracking Pressure Check Valve
H400-HP Series, SS Check Valve, 1/2" Let-Lok Tube Fitting x 1/2" Let-Lok Tube Fitting, Buna-N O-Ring, 5 PSI Cracking Pressure Learn More - H400HPSSL1/25PSI$124.72High Performance, Fixed Cracking Pressure Check Valve
H400-HP Series, SS Check Valve, 1/2" Let-Lok Tube Fitting x 1/2" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 5 PSI Cracking Pressure Learn More