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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
- H410SSN1/21PSIEP$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 PSI Cracking Pressure Learn More - H410SSN1/21PSIBU$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 PSI Cracking Pressure Learn More - H410SSN1/21PSI$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 PSI Cracking Pressure Learn More - H410SSN1/210PSI$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, 10 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 - H410OPSSR1/21PSI$105.69Compact, Fixed Cracking Pressure Check Valve
H400-OP Series, SS Check Valve, 1/2" Female BSPT Thread x 1/2" Female BSPT Thread, Fluorcarbon FKM O-Ring, 1 PSI Cracking Pressure Learn More - H410OPSSN1/21PSI$105.69Compact, Fixed Cracking Pressure Check Valve
H400-OP Series, SS Check Valve, 1/2" Female NPT Thread x 1/2" Female NPT Thread, Fluorcarbon FKM O-Ring, 1 PSI Cracking Pressure Learn More - H410OPSSN1/21/3PSIOC$154.09Compact, Fixed Cracking Pressure Check Valve
H400-OP Series, SS Check Valve, 1/2" Female NPT Thread x 1/2" Female NPT Thread, Fluorcarbon FKM O-Ring, Oxigen Clean, 1/3 PSI Cracking Pressure Learn More - H410OPSSN1/21/3PSI$105.69Compact, Fixed Cracking Pressure Check Valve
H400-OP 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 - H410HPSSR1/25PSI$113.41High Performance, Fixed Cracking Pressure Check Valve
H400-HP Series, SS Check Valve, 1/2" Female BSPT Thread x 1/2" Female BSPT Thread, Fluorcarbon FKM O-Ring, 5 PSI Cracking Pressure Learn More - H410HPSSR1/225PSI$113.41High Performance, Fixed Cracking Pressure Check Valve
H400-HP Series, SS Check Valve, 1/2" Female BSPT Thread x 1/2" Female BSPT Thread, Fluorcarbon FKM O-Ring, 25 PSI Cracking Pressure Learn More - H410HPSSR1/21PSI$113.41High Performance, Fixed Cracking Pressure Check Valve
H400-HP Series, SS Check Valve, 1/2" Female BSPT Thread x 1/2" Female BSPT Thread, Fluorcarbon FKM O-Ring, 1 PSI Cracking Pressure Learn More