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    System of Measurement
    System of Measurement
    Inch
    Window Diameter
    Window Diameter
    2"
    2 1/2"
    3 1/8"
    3 1/2"
    4"
    5"
    For Hole Diameter
    For Hole Diameter
    2"
    2 1/2"
    3 1/8"
    4"
    4 11/16"
    5"
    For Use With
    For Use With
    Compressed Air
    Hydraulic Fluid
    Water
    Maximum Temperature
    Maximum Temperature
    250° to 499° F
    Maximum Pressure
    Maximum Pressure
    60 psi @ 70° F
    90 psi @ 70° F
    150 psi @ 70° F
    Window Material
    Window Material
    Glass
    Mount Type
    Mount Type
    Weld On
    Seal Material
    Seal Material
    Rubber
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    Minimum Temperature
    Minimum Temperature
    -249° to -25° F
    -24° to 0° F
    Specifications Met
    Specifications Met
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
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    6 Products