McMaster-Carr logo
    System of Measurement
    System of Measurement
    Inch
    Metric
    Seal OD
    Seal OD
    default
    0.193"
    0.254"
    0.316"
    0.354"
    0.375"
    0.379"
    0.380"
    0.438"
    0.443"
    0.499"
    0.500"
    0.504"
    0.547"
    0.562"
    0.563"
    0.568"
    0.591"
    0.625"
    0.626"
    0.650"
    0.687"
    0.688"
    0.693"
    0.749"
    0.750"
    0.762"
    0.787"
    0.795"
    0.808"
    0.812"
    0.813"
    0.820"
    0.875"
    0.891"
    0.915"
    0.917"
    0.920"
    0.921"
    0.931"
    0.933"
    0.938"
    0.943"
    0.999"
    1.000"
    1.006"
    1.012"
    1.016"
    1.024"
    1.045"
    1.056"
    1.062"
    1.063"
    1.102"
    1.115"
    1.121"
    1.124"
    1.125"
    1.170"
    1.177"
    1.180"
    1.181"
    1.185"
    1.187"
    1.190"
    1.199"
    1.234"
    1.243"
    1.250"
    1.262"
    1.295"
    1.299"
    1.300"
    1.302"
    1.312"
    1.313"
    1.324"
    1.359"
    1.367"
    1.375"
    1.420"
    1.422"
    1.437"
    1.438"
    1.449"
    1.457"
    1.499"
    1.500"
    1.512"
    1.535"
    1.545"
    1.552"
    1.562"
    1.563"
    1.575"
    1.608"
    1.609"
    1.624"
    1.625"
    1.686"
    1.687"
    1.688"
    1.700"
    1.725"
    1.741"
    1.750"
    1.752"
    1.753"
    1.762"
    1.795"
    1.811"
    1.812"
    1.813"
    1.825"
    1.859"
    1.865"
    1.874"
    1.875"
    1.878"
    1.895"
    1.925"
    1.937"
    1.949"
    1.969"
    1.975"
    1.983"
    1.990"
    2.000"
    2.001"
    2.050"
    2.062"
    2.063"
    2.109"
    2.124"
    2.125"
    2.165"
    2.175"
    2.250"
    2.262"
    2.300"
    2.320"
    2.323"
    2.328"
    2.359"
    2.365"
    2.375"
    2.424"
    2.425"
    2.437"
    2.446"
    2.500"
    2.502"
    2.519"
    2.520"
    2.550"
    2.609"
    2.623"
    2.624"
    2.625"
    2.675"
    2.677"
    2.686"
    2.724"
    2.750"
    2.755"
    2.859"
    2.875"
    2.895"
    2.925"
    2.938"
    2.953"
    2.975"
    3.000"
    3.050"
    3.109"
    3.110"
    3.125"
    3.188"
    3.250"
    3.251"
    3.307"
    3.350"
    3.359"
    3.375"
    3.438"
    3.500"
    3.609"
    3.623"
    3.625"
    3.661"
    3.750"
    3.819"
    3.859"
    4.000"
    4.003"
    4.016"
    4.109"
    4.125"
    4.250"
    4.313"
    4.350"
    4.500"
    4.609"
    4.813"
    4.875"
    5.000"
    5.250"
    5.500"
    6.000"
    7.000"
    8.000"
    16.000mm
    16.500mm
    18.000mm
    18.500mm
    19.000mm
    20.000mm
    21.000mm
    22.000mm
    23.000mm
    23.500mm
    24.000mm
    25.000mm
    26.000mm
    27.000mm
    28.000mm
    30.000mm
    30.700mm
    31.000mm
    32.000mm
    33.400mm
    35.000mm
    36.000mm
    37.000mm
    38.000mm
    39.000mm
    39.200mm
    40.000mm
    42.000mm
    43.000mm
    45.000mm
    45.600mm
    46.000mm
    47.000mm
    47.400mm
    48.000mm
    50.000mm
    52.000mm
    53.000mm
    54.000mm
    55.000mm
    58.000mm
    59.200mm
    62.000mm
    65.000mm
    65.100mm
    68.000mm
    70.000mm
    71.000mm
    72.000mm
    75.000mm
    80.000mm
    83.000mm
    85.000mm
    90.000mm
    95.000mm
    100.000mm
    105.000mm
    110.000mm
    120.000mm
    135.000mm
    ID
    ID
    default
    0" to 1"
    0" to 2 1/2"
    0" to 3 3/4"
    1/64" to 5/8"
    1/64" to 1 1/8"
    0.070"
    0.101"
    0.112"
    0.114"
    0.143"
    0.145"
    0.174"
    0.176"
    0.206"
    0.208"
    0.234"
    0.237"
    0.239"
    0.296"
    0.299"
    0.301"
    0.359"
    0.362"
    0.364"
    0.375"
    0.406"
    0.421"
    0.424"
    0.426"
    0.484"
    0.487"
    0.489"
    0.546"
    0.549"
    0.551"
    0.600"
    0.601"
    0.609"
    0.612"
    0.614"
    0.662"
    0.671"
    0.674"
    0.676"
    0.679"
    0.725"
    0.734"
    0.737"
    0.739"
    0.796"
    0.799"
    0.801"
    0.850"
    0.859"
    0.862"
    0.864"
    0.921"
    0.924"
    0.926"
    0.975"
    0.984"
    0.987"
    0.989"
    1.046"
    1.049"
    1.051"
    1.100"
    1.109"
    1.112"
    1.114"
    1.171"
    1.174"
    1.176"
    1.193"
    1.225"
    1.234"
    1.237"
    1.239"
    1.296"
    1.299"
    1.301"
    1.333"
    1.350"
    1.359"
    1.362"
    1.364"
    1.396"
    1.421"
    1.424"
    1.475"
    1.484"
    1.487"
    1.489"
    1.549"
    1.583"
    1.600"
    1.609"
    1.612"
    1.614"
    1.674"
    1.725"
    1.734"
    1.737"
    1.739"
    1.792"
    1.799"
    1.850"
    1.859"
    1.862"
    1.864"
    1.925"
    1.975"
    1.984"
    1.987"
    1.989"
    1.992"
    2.050"
    2.100"
    2.109"
    2.112"
    2.114"
    2.175"
    2.182"
    2.225"
    2.234"
    2.237"
    2.239"
    2.300"
    2.350"
    2.359"
    2.362"
    2.364"
    2.400"
    2.425"
    2.475"
    2.484"
    2.487"
    2.489"
    2.550"
    2.588"
    2.600"
    2.609"
    2.614"
    2.675"
    2.725"
    2.734"
    2.737"
    2.739"
    2.791"
    2.800"
    2.850"
    2.859"
    2.862"
    2.864"
    2.973"
    2.975"
    2.984"
    2.987"
    2.989"
    3.100"
    3.109"
    3.177"
    3.225"
    3.234"
    3.237"
    3.239"
    3.350"
    3.359"
    3.395"
    3.475"
    3.484"
    3.487"
    3.489"
    3.582"
    3.600"
    3.609"
    3.725"
    3.734"
    3.737"
    3.739"
    3.800"
    3.850"
    3.859"
    3.975"
    3.984"
    3.987"
    3.988"
    3.989"
    4.100"
    4.109"
    4.225"
    4.234"
    4.350"
    4.359"
    4.395"
    4.475"
    4.484"
    4.487"
    4.600"
    4.609"
    4.725"
    4.734"
    4.801"
    4.850"
    4.859"
    4.975"
    4.984"
    4.987"
    5.100"
    5.109"
    5.225"
    5.234"
    5.350"
    5.475"
    5.484"
    5.487"
    5.600"
    5.609"
    5.734"
    5.850"
    5.975"
    5.984"
    6.225"
    6.234"
    6.475"
    6.484"
    6.725"
    6.734"
    6.975"
    6.984"
    7.225"
    7.234"
    7.475"
    7.484"
    7.725"
    7.734"
    7.975"
    8.734"
    8.984"
    9.234"
    9.475"
    9.975"
    10.475"
    10.975"
    11.475"
    11.975"
    18.455"
    1 to 9mm
    1 to 11mm
    1 to 13.5mm
    1 to 16mm
    1 to 21mm
    1 to 29mm
    1 to 36mm
    1 to 48mm
    1 to 53mm
    1 to 69mm
    2.2 mm
    2.7 mm
    3 to 5mm
    3.2 mm
    4.3 mm
    5 to 7mm
    5.3 mm
    6.4 mm
    7 to 10mm
    8.000mm
    8.4 mm
    10.000mm
    10 to 14mm
    10.5 mm
    12.000mm
    13.0 mm
    14.000mm
    14 to 20mm
    15.000mm
    16.000mm
    16.4 mm
    17.000mm
    18.000mm
    19.0 mm
    20.000mm
    20 to 26mm
    21.0 mm
    22.000mm
    24.000mm
    25.000mm
    26 to 35mm
    28.000mm
    30.000mm
    30 to 45mm
    32.000mm
    35.000mm
    38.000mm
    40.000mm
    40 to 60mm
    42.000mm
    45.000mm
    48.000mm
    50.000mm
    55.000mm
    60.000mm
    65.000mm
    70.000mm
    75.000mm
    80.000mm
    85.000mm
    90.000mm
    95.000mm
    100.000mm
    105.000mm
    110.000mm
    115.000mm
    120.000mm
    125.000mm
    130.000mm
    135.000mm
    140.000mm
    145.000mm
    150.000mm
    160.000mm
    170.000mm
    180.000mm
    220.000mm
    OD
    OD
    0.210"
    0.241"
    0.254"
    0.285"
    0.316"
    0.318"
    0.348"
    0.349"
    0.379"
    0.380"
    0.412"
    0.441"
    0.443"
    1/2"
    0.504"
    0.505"
    0.512"
    17/32"
    9/16"
    0.566"
    0.568"
    0.574"
    19/32"
    5/8"
    0.629"
    0.630"
    0.637"
    0.691"
    0.693"
    0.699"
    3/4"
    0.754"
    0.755"
    0.762"
    0.816"
    0.818"
    0.824"
    7/8"
    0.879"
    0.880"
    0.887"
    0.941"
    0.943"
    0.949"
    1.004"
    1.005"
    1.012"
    1.016"
    1.020"
    1.066"
    1.068"
    1.074"
    1.082"
    1.106"
    1.129"
    1.130"
    1.137"
    1.145"
    1.156"
    1.191"
    1.193"
    1.199"
    1.254"
    1.255"
    1.262"
    1.270"
    1.316"
    1.318"
    1.324"
    1.328"
    1.379"
    1.380"
    1.387"
    1.395"
    1.441"
    1.443"
    1.449"
    1.504"
    1.505"
    1.512"
    1.520"
    1.531"
    1.568"
    1.574"
    1.629"
    1.630"
    1.637"
    1.645"
    1.693"
    1.699"
    1.719"
    1.754"
    1.755"
    1.762"
    1.770"
    1.818"
    1.879"
    1.880"
    1.887"
    1.895"
    1.922"
    1.943"
    2.004"
    2.005"
    2.012"
    2.020"
    2.068"
    2.129"
    2.131"
    2.137"
    2.145"
    2.193"
    2.234"
    2.250"
    2.254"
    2.256"
    2.262"
    2.270"
    2.318"
    2.379"
    2.381"
    2.387"
    2.395"
    2.443"
    2.469"
    2.504"
    2.506"
    2.512"
    2.520"
    2.568"
    2.629"
    2.631"
    2.637"
    2.645"
    2.693"
    2.734"
    2.754"
    2.756"
    2.762"
    2.770"
    2.879"
    2.881"
    2.887"
    2.895"
    2.922"
    2.943"
    3.004"
    3.006"
    3.012"
    3.020"
    3.068"
    3.109"
    3.129"
    3.137"
    3.145"
    3.193"
    3 1/4"
    3.262"
    3.270"
    3.344"
    3 3/8"
    3.379"
    3.387"
    3.395"
    3.443"
    3 1/2"
    3.512"
    3.520"
    3.578"
    3.629"
    3.637"
    3.645"
    3.693"
    3.762"
    3.770"
    3.828"
    3.879"
    3.887"
    3.895"
    3.943"
    4.012"
    4.020"
    4.109"
    4.129"
    4.137"
    4.145"
    4.193"
    4.262"
    4.270"
    4 3/8"
    4.387"
    4.395"
    4.512"
    4.520"
    4 5/8"
    4.637"
    4.645"
    4.693"
    4.762"
    4.770"
    4.887"
    4.895"
    4.938"
    5.012"
    5.020"
    5.025"
    5.137"
    5.145"
    5.150"
    5.193"
    5.219"
    5.262"
    5.270"
    5.275"
    5.387"
    5.395"
    5.500"
    5.512"
    5.520"
    5.525"
    5.645"
    5.693"
    5.762"
    5.770"
    5.775"
    5.887"
    5.895"
    6.012"
    6.020"
    6.025"
    6.063"
    6.262"
    6.270"
    6.469"
    6.512"
    6.525"
    6.762"
    6.775"
    6.895"
    7.012"
    7.025"
    7.262"
    7.275"
    7.512"
    7.525"
    7.762"
    7.775"
    8.012"
    8.025"
    8.275"
    8.525"
    9.012"
    9.262"
    9.512"
    10.025"
    10.525"
    11.025"
    11.525"
    12.025"
    12.525"
    19.005"
    5.0 mm
    6.0 mm
    7.0 mm
    9.0 mm
    11.0 mm
    14.0 mm
    18.0 mm
    20.000mm
    21.000mm
    23.0 mm
    25.000mm
    28.000mm
    29.0 mm
    30.000mm
    32.000mm
    34.000mm
    35.0 mm
    36.000mm
    39.0 mm
    40.000mm
    42.000mm
    45.0 mm
    49.000mm
    50.000mm
    52.000mm
    55.000mm
    56.0 mm
    57.000mm
    58.000mm
    62.000mm
    68.000mm
    69.000mm
    74.000mm
    75.000mm
    81.000mm
    86.000mm
    92.000mm
    98.000mm
    104.000mm
    112.000mm
    119.000mm
    126.000mm
    133.000mm
    142.000mm
    145.000mm
    154.000mm
    159.000mm
    164.000mm
    170.000mm
    175.000mm
    185.000mm
    192.000mm
    202.000mm
    205.000mm
    217.000mm
    232.000mm
    242.000mm
    292.000mm
    For Motion Type
    For Motion Type
    RotaryReciprocating
    Oscillating
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    DFARS Specialty Metals
    COTS-Exempt
    learn more about DFARS Specialty Metals COTS-Exempt by pressing accesskey, i.
    DFARS Specialty Metals
    Compliant
    learn more about DFARS Specialty Metals Compliant by pressing accesskey, i.
    For Sealing
    For Sealing
    Shafts
    Rods
    Pistons
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    For Cylinder Type
    For Cylinder Type
    Hydraulic
    Air-Powered
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