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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 1/2" Remove This Item
- 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 - H400HPSSL1/225PSI$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, 25 PSI Cracking Pressure Learn More - H400HPSSL1/21PSIOC$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, 1 PSI Cracking Pressure Learn More - H400HPSSL1/21PSILF$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, 1 PSI Cracking Pressure Learn More - H400HPSSL1/21PSIEP$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, EPDM O-Ring, 1 PSI Cracking Pressure Learn More - H400HPSSL1/21PSIBU$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, 1 PSI Cracking Pressure Learn More - H400HPSSL1/21PSI$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, 1 PSI Cracking Pressure Learn More - H400HPSSL1/210PSIOC$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, 10 PSI Cracking Pressure Learn More - H400HPSSL1/210PSI$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, 10 PSI Cracking Pressure Learn More - H400HPSSL1/21/3PSIOC$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, 1/3 PSI Cracking Pressure Learn More - H400HPSSL1/21/3PSI$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, 1/3 PSI Cracking Pressure Learn More - H400HPSSL1/21/3PSEP$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, EPDM O-Ring, 1/3 PSI Cracking Pressure Learn More