Instrumentation Valves

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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532 items

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  1. H400ASSL8MM50PSI
    $114.67
    Standard, Adjustable Cracking Pressure Check Valve
    H400-A Series, SS Adjustable Check Valve, 8mm Let-Lok Tube Fitting x 8mm Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 50 PSI Cracking Pressure Learn More
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  2. H400ASSL8MM3PSI
    $114.67
    Standard, Adjustable Cracking Pressure Check Valve
    H400-A Series, SS Adjustable Check Valve, 8mm Let-Lok Tube Fitting x 8mm Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 3 PSI Cracking Pressure Learn More
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  3. H400ASSL8MM150PSI
    $114.67
    Standard, Adjustable Cracking Pressure Check Valve
    H400-A Series, SS Adjustable Check Valve, 8mm Let-Lok Tube Fitting x 8mm Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 150 PSI Cracking Pressure Learn More
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  4. H400ASSL6MM50PSI
    $97.12
    Standard, Adjustable Cracking Pressure Check Valve
    H400-A Series, SS Adjustable Check Valve, 6mm Let-Lok Tube Fitting x 6mm Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 50 PSI Cracking Pressure Learn More
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  5. H400ASSL6MM3PSI
    $97.12
    Standard, Adjustable Cracking Pressure Check Valve
    H400-A Series, SS Adjustable Check Valve, 6mm Let-Lok Tube Fitting x 6mm Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 3 PSI Cracking Pressure Learn More
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  6. H400ASSL6MM350PSI
    $100.03
    Standard, Adjustable Cracking Pressure Check Valve
    H400-A Series, SS Adjustable Check Valve, 6mm Let-Lok Tube Fitting x 6mm Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 350 PSI Cracking Pressure Learn More
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  7. H400ASSL6MM150PSI
    $97.12
    Standard, Adjustable Cracking Pressure Check Valve
    H400-A Series, SS Adjustable Check Valve, 6mm Let-Lok Tube Fitting x 6mm Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 150 PSI Cracking Pressure Learn More
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  8. H400ASSL1/450PSIOC
    $109.42
    Standard, Adjustable Cracking Pressure Check Valve
    H400-A Series, SS Adjustable Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, Oxigen Clean, 50 PSI Cracking Pressure Learn More
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  9. H400ASSL1/450PSI
    $97.12
    Standard, Adjustable Cracking Pressure Check Valve
    H400-A Series, SS Adjustable Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 50 PSI Cracking Pressure Learn More
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  10. H400ASSL1/43PSIOC
    $101.49
    Standard, Adjustable Cracking Pressure Check Valve
    H400-A Series, SS Adjustable Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, Oxigen Clean, 3 PSI Cracking Pressure Learn More
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  11. H400ASSL1/43PSI
    $88.25
    Standard, Adjustable Cracking Pressure Check Valve
    H400-A Series, SS Adjustable Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 3 PSI Cracking Pressure Learn More
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  12. H400ASSL1/4350PSI
    $88.25
    Standard, Adjustable Cracking Pressure Check Valve
    H400-A Series, SS Adjustable Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 350 PSI Cracking Pressure Learn More
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  13. H400ASSL1/4150PSI
    $88.25
    Standard, Adjustable Cracking Pressure Check Valve
    H400-A Series, SS Adjustable Check Valve, 1/4" Let-Lok Tube Fitting x 1/4" Let-Lok Tube Fitting, Fluorcarbon FKM O-Ring, 150 PSI Cracking Pressure Learn More
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  14. H480OPASSR1/250PSI
    $156.21
    Compact, Adjustable Cracking Pressure Check Valve
    H400-OPA Series, SS Adjustable Check Valve, 1/2" Male BSPT Thread x 1/2" Male BSPT Thread, Fluorcarbon FKM O-Ring, 250 PSI Cracking Pressure Learn More
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  15. H480OPASSN1/250PSIOC
    $179.64
    Compact, Adjustable Cracking Pressure Check Valve
    H400-OPA Series, SS Adjustable Check Valve, 1/2" Male NPT Thread x 1/2" Male NPT Thread, Fluorcarbon FKM O-Ring, Oxigen Clean, 250 PSI Cracking Pressure Learn More
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  16. H480OPASSN1/250PSI
    $156.21
    Compact, Adjustable Cracking Pressure Check Valve
    H400-OPA Series, SS Adjustable Check Valve, 1/2" Male NPT Thread x 1/2" Male NPT Thread, Fluorcarbon FKM O-Ring, 250 PSI Cracking Pressure Learn More
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532 items

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