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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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- Category Standard - Fixed C.P. Remove This Item
- Connection Size 1/2" Remove This Item
- Cracking Pressure 1/3 PSI Remove This Item
- H480SSR1/21/3PSI$143.20Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Male BSPT Thread x 1/2" Male BSPT Thread, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H480SSN1/21/3PSINE$150.35Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Male NPT Thread x 1/2" Male NPT Thread, Polychloroprene (CR) O-Ring, 1/3 PSI Cracking Pressure Learn More - H480SSN1/21/3PSI$143.20Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Male NPT Thread x 1/2" Male NPT Thread, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H480SSGL1/21/3PSIOC$254.08Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Male Face Seal x 1/2" Male Face Seal, Fluorcarbon FKM O-Ring, Oxigen Clean, 1/3 PSI Cracking Pressure Learn More - H480SSGL1/21/3PSINE$232.00Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Male Face Seal x 1/2" Male Face Seal, Polychloroprene (CR) O-Ring, 1/3 PSI Cracking Pressure Learn More - H480SSGL1/21/3PSIKZ$353.49Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Male Face Seal x 1/2" Male Face Seal, Perfluor O-Ring, 1/3 PSI Cracking Pressure Learn More - H480SSGL1/21/3PSI$220.94Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Male Face Seal x 1/2" Male Face Seal, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H480BN1/21/3PSI$62.81Standard, Fixed Cracking Pressure Check Valve
H400 Series, Brass Check Valve, 1/2" Male NPT Thread x 1/2" Male NPT Thread, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H410SSR1/21/3PSI$139.57Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Female BSPT Thread x 1/2" Female BSPT Thread, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H410SSN1/21/3PSIPT$153.52Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Female NPT Thread x 1/2" Female NPT Thread, PTFE O-Ring, 1/3 PSI Cracking Pressure Learn More - H410SSN1/21/3PSIKZ$223.29Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Female NPT Thread x 1/2" Female NPT Thread, Perfluor O-Ring, 1/3 PSI Cracking Pressure Learn More - H410SSN1/21/3PSIEP$146.54Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Female NPT Thread x 1/2" Female NPT Thread, EPDM O-Ring, 1/3 PSI Cracking Pressure Learn More - H410SSN1/21/3PSIBU$146.54Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Female NPT Thread x 1/2" Female NPT Thread, Buna-N O-Ring, 1/3 PSI Cracking Pressure Learn More - H410SSN1/21/3PSI$139.57Standard, Fixed Cracking Pressure Check Valve
H400 Series, SS Check Valve, 1/2" Female NPT Thread x 1/2" Female NPT Thread, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H410BN1/21/3PSI$75.89Standard, Fixed Cracking Pressure Check Valve
H400 Series, Brass Check Valve, 1/2" Female NPT Thread x 1/2" Female NPT Thread, Fluorcarbon FKM O-Ring, 1/3 PSI Cracking Pressure Learn More - H400SSL1/21/3PSIPT$153.52Standard, 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, 1/3 PSI Cracking Pressure Learn More