McMaster-Carr logo
    System of Measurement
    System of Measurement
    Inch
    Metric
    OD
    OD
    0.126"
    0.157"
    0.187"
    0.189"
    0.213"
    0.217"
    0.225"
    0.236"
    0.242"
    0.245"
    0.25"
    0.276"
    0.277"
    0.281"
    0.289"
    0.297"
    0.302"
    0.312"
    0.316"
    0.322"
    0.341"
    0.343"
    0.344"
    0.354"
    0.362"
    0.365"
    0.366"
    0.367"
    0.37"
    0.374"
    0.375"
    0.390"
    0.394"
    0.402"
    0.403"
    0.406"
    0.416"
    0.421"
    0.423"
    0.437"
    0.438"
    0.448"
    0.454"
    0.465"
    0.469"
    0.472"
    0.481"
    0.484"
    0.49"
    0.492"
    0.5"
    0.51"
    0.512"
    0.531"
    0.551"
    0.559"
    0.562"
    0.564"
    0.575"
    0.58"
    0.591"
    0.593"
    0.594"
    0.599"
    0.609"
    0.612"
    0.618"
    0.625"
    0.626"
    0.630"
    0.637"
    0.656"
    0.660"
    0.672"
    0.683"
    0.687"
    0.688"
    0.703"
    0.709"
    0.714"
    0.717"
    0.718"
    0.735"
    0.738"
    0.748"
    0.75"
    0.755"
    0.765"
    0.781"
    0.795"
    0.807"
    0.812"
    0.82"
    0.848"
    0.857"
    0.862"
    0.866"
    0.875"
    0.877"
    0.88"
    0.891"
    0.9"
    0.906"
    0.930"
    0.937"
    0.945"
    0.963"
    0.972"
    0.976"
    0.98"
    0.984"
    1"
    1.005"
    1.063"
    1.074"
    1.103"
    1.11"
    1.125"
    1.13"
    1.142"
    1.145"
    1.146"
    1.179"
    1.181"
    1.188"
    1.200"
    1.218"
    1.225"
    1.24"
    1.25"
    1.255"
    1.262"
    1.273"
    1.299"
    1.3"
    1.312"
    1.313"
    1.358"
    1.365"
    1.368"
    1.375"
    1.417"
    1.496"
    1.500"
    1.535"
    1.585"
    1.6"
    1.625"
    1.693"
    1.75"
    1.772"
    1.805"
    1.846"
    1.875"
    1.97"
    2"
    2.005"
    2.093"
    2.126"
    2.216"
    2.24"
    2.25"
    2.375"
    2.437"
    2.462"
    2.500"
    2.585"
    2.68"
    2.75"
    3.000"
    3.250"
    3.5"
    3.75"
    4"
    4.75"
    5"
    4.5 mm
    5.0 mm
    6.0 mm
    7.0 mm
    8mm
    8.100mm
    9.0 mm
    9.2mm
    9.8mm
    10mm
    11.0 mm
    11.8 mm
    11.900mm
    12.000mm
    12.5mm
    12.8mm
    13.0 mm
    13.900mm
    14.0 mm
    14.300mm
    15.0 mm
    15.3mm
    15.8mm
    16mm
    17mm
    18mm
    18.8mm
    19.0 mm
    20.0 mm
    20.500mm
    20.700mm
    21.0 mm
    21.8mm
    22.0 mm
    22.3mm
    22.5mm
    23.0 mm
    23.7mm
    23.800mm
    25.0 mm
    25.7mm
    26.900mm
    27.7mm
    27.9mm
    28.0 mm
    29.0 mm
    29.7mm
    30.0 mm
    31.5mm
    31.7mm
    32.0 mm
    34.0 mm
    34.6mm
    35.0 mm
    35.5mm
    35.6mm
    36.0 mm
    36.6mm
    38.700mm
    39.0 mm
    39.6mm
    40.0 mm
    41.6mm
    42.0 mm
    44.500mm
    45.0 mm
    46.5mm
    49.0 mm
    50.0 mm
    51.5mm
    52.0 mm
    54.5mm
    55.0 mm
    56.0 mm
    57.0 mm
    58.0 mm
    60mm
    61.5mm
    62.0 mm
    63mm
    67.5mm
    68.0 mm
    69.0 mm
    70mm
    71mm
    71.5mm
    74.0 mm
    74.5mm
    75.0 mm
    79.5mm
    80mm
    81.0 mm
    84.5mm
    86.0 mm
    89.5mm
    90mm
    92.0 mm
    94.5mm
    98.0 mm
    99mm
    100mm
    104.0 mm
    109mm
    112.0 mm
    114mm
    119.0 mm
    125mm
    126.0 mm
    129mm
    133.0 mm
    139mm
    140mm
    142.0 mm
    145.0 mm
    149mm
    150mm
    154.0 mm
    159.0 mm
    164.0 mm
    170.0 mm
    175.0 mm
    185.0 mm
    192.0 mm
    202.0 mm
    205.0 mm
    217.0 mm
    232.0 mm
    242.0 mm
    292.0 mm
    ID
    ID
    0.067"
    0.087"
    0.093"
    0.106"
    0.11"
    0.113"
    0.125"
    0.126"
    0.135"
    0.138"
    0.140"
    0.142"
    0.143"
    0.146"
    0.150"
    0.152"
    0.156"
    0.160"
    0.161"
    0.164"
    0.167"
    0.168"
    0.169"
    0.171"
    0.172"
    0.173"
    0.174"
    0.180"
    0.188"
    0.19"
    0.195"
    0.196"
    0.197"
    0.2"
    0.201"
    0.203"
    0.204"
    0.209"
    0.210"
    0.216"
    0.219"
    0.22"
    0.225"
    0.228"
    0.235"
    0.250"
    0.252"
    0.254"
    0.255"
    0.258"
    0.259"
    0.260"
    0.264"
    0.265"
    0.269"
    0.276"
    0.280"
    0.281"
    0.291"
    0.305"
    0.317"
    0.318"
    0.319"
    0.320"
    0.322"
    0.323"
    0.324"
    0.327"
    0.328"
    0.331"
    0.344"
    0.38"
    0.383"
    0.389"
    0.39"
    0.391"
    0.395"
    0.4"
    0.402"
    0.406"
    0.409"
    0.413"
    0.429"
    0.442"
    0.445"
    0.447"
    0.45"
    0.451"
    0.452"
    0.453"
    0.457"
    0.46"
    0.470"
    0.489"
    0.505"
    0.512"
    0.515"
    0.519"
    0.525"
    0.531"
    0.539"
    0.553"
    0.562"
    0.567"
    0.591"
    0.593"
    0.598"
    0.625"
    0.63"
    0.637"
    0.642"
    0.644"
    0.646"
    0.656"
    0.663"
    0.669"
    0.687"
    0.692"
    0.725"
    0.748"
    0.755"
    0.76"
    0.773"
    0.781"
    0.787"
    0.8"
    0.812"
    0.827"
    0.88"
    0.901"
    0.906"
    0.925"
    0.937"
    0.976"
    0.995"
    1"
    1.008"
    1.030"
    1.032"
    1.063"
    1.1"
    1.119"
    1.125"
    1.126"
    1.155"
    1.187"
    1.244"
    1.25"
    1.280"
    1.281"
    1.31"
    1.312"
    1.375"
    1.405"
    1.406"
    1.496"
    1.530"
    1.531"
    1.55"
    1.562"
    1.58"
    1.687"
    1.76"
    1.85"
    1.937"
    2"
    2.562"
    2.2 mm
    2.7 mm
    3mm
    3.2 mm
    3.7 mm
    3.800mm
    4.1 mm
    4.2mm
    4.3 mm
    5.2mm
    5.3 mm
    6.0 mm
    6.2mm
    6.3mm
    6.4 mm
    7.0 mm
    7.2mm
    8.0 mm
    8.2mm
    8.4 mm
    9.2mm
    10.0 mm
    10.2mm
    10.300mm
    10.5 mm
    11.2mm
    12.0 mm
    12.2mm
    12.3mm
    13.0 mm
    14.0 mm
    14.2mm
    14.3mm
    15.0 mm
    16.0 mm
    16.100mm
    16.3mm
    16.4 mm
    17.0 mm
    17.3mm
    17.4mm
    18.0 mm
    18.3mm
    19.0 mm
    20.0 mm
    20.4mm
    20.500mm
    21.0 mm
    22.0 mm
    22.4mm
    24.0 mm
    24.5mm
    25.0 mm
    25.4mm
    25.5mm
    28.0 mm
    28.5mm
    30.0 mm
    30.5mm
    31mm
    32.0 mm
    35.0 mm
    35.5mm
    36mm
    38.0 mm
    40.0 mm
    40.5mm
    41mm
    42.0 mm
    45.0 mm
    45.5mm
    46mm
    48.0 mm
    50.0 mm
    50.5mm
    51mm
    55.0 mm
    55.5mm
    60.0 mm
    60.5mm
    61mm
    65.0 mm
    65.5mm
    70.0 mm
    70.5mm
    71mm
    72mm
    75.0 mm
    75.5mm
    80.0 mm
    85.0 mm
    85.5mm
    90.0 mm
    90.5mm
    95.0 mm
    95.5mm
    100.0 mm
    101mm
    105.0 mm
    106mm
    110.0 mm
    115.0 mm
    120.0 mm
    125.0 mm
    130.0 mm
    135.0 mm
    140.0 mm
    145.0 mm
    150.0 mm
    160.0 mm
    170.0 mm
    180.0 mm
    220.0 mm
    Thickness
    Thickness
    0.004"
    0.005"
    0.0065"
    0.007"
    0.0075"
    0.0079"
    0.008"
    0.0082"
    0.009"
    0.0098"
    0.01"
    0.011"
    0.0113"
    0.012"
    0.013"
    0.0138"
    0.014"
    0.0145"
    0.015"
    0.015" to 0.019"
    0.0158"
    0.016"
    0.017"
    0.017" to 0.021"
    0.0175"
    0.018"
    0.0185"
    0.019"
    0.0197"
    0.02"
    0.020" to 0.025"
    0.021"
    0.022"
    0.022" to 0.032"
    0.023"
    0.023" to 0.027"
    0.023" to 0.028"
    0.023" to 0.033"
    0.024"
    0.025"
    0.025" to 0.031"
    0.025" to 0.035"
    0.028"
    0.028" to 0.034"
    0.029" to 0.033"
    0.03"
    0.030" to 0.040"
    0.030" to 0.065"
    0.031"
    0.032"
    0.033" to 0.037"
    0.033" to 0.043"
    0.034"
    0.034" to 0.044"
    0.035"
    0.036"
    0.036" to 0.042"
    0.037" to 0.045"
    0.038"
    0.039"
    0.04"
    0.042"
    0.043"
    0.043" to 0.053"
    0.044"
    0.045"
    0.047"
    0.047" to 0.053"
    0.048" to 0.052"
    0.049" to 0.055"
    0.05"
    0.050" to 0.060"
    0.051"
    0.051" to 0.080"
    0.052"
    0.052" to 0.058"
    0.053"
    0.055"
    0.056"
    0.057"
    0.059"
    0.059" to 0.065"
    0.06"
    0.060" to 0.064"
    0.061"
    0.062"
    0.063"
    0.065"
    0.067"
    0.07"
    0.070" to 0.076"
    0.071"
    0.072"
    0.073"
    0.074"
    0.074" to 0.082"
    0.075"
    0.075" to 0.081"
    0.075" to 0.082"
    0.077"
    0.078"
    0.079"
    0.08"
    0.084"
    0.084" to 0.104"
    0.085"
    0.086"
    0.087"
    0.089"
    0.09"
    0.091" to 0.099"
    0.093"
    0.093" to 0.103"
    0.094" to 0.114"
    0.095"
    0.095" to 0.101"
    0.097"
    0.097" to 0.117"
    0.098"
    0.1"
    0.102"
    0.105"
    0.107"
    0.109"
    0.115" to 0.135"
    0.12"
    0.125"
    0.127"
    0.127" to 0.141"
    0.130" to 0.140"
    0.130" to 0.151"
    0.131"
    0.131" to 0.145"
    0.132"
    0.135"
    0.14"
    0.142"
    0.143"
    0.146" to 0.162"
    0.15"
    0.155"
    0.156"
    0.158"
    0.159"
    0.16"
    0.163" to 0.181"
    0.168"
    0.175"
    0.182" to 0.202"
    0.185"
    0.187"
    0.19"
    0.198" to 0.218"
    0.200" to 0.222"
    0.219"
    0.219" to 0.243"
    0.222"
    0.238" to 0.263"
    0.25"
    0.271" to 0.291"
    0.281"
    0.312"
    0.437"
    0.15 to 0.25 mm
    0.2mm
    0.2 to 0.3 mm
    0.25mm
    0.25 to 0.35 mm
    0.3 mm
    0.35mm
    0.35 to 0.45 mm
    0.4mm
    0.45 to 0.55 mm
    0.5mm
    0.6mm
    0.7mm
    0.80 mm
    0.9mm
    1.00 mm
    1.100mm
    1.20 mm
    1.25 mm
    1.50 mm
    1.75 mm
    1.800mm
    2.00 mm
    2.2 to 2.8 mm
    2.25mm
    2.50 mm
    2.7 to 3.3 mm
    3.00 mm
    3.200 to 3.8mm
    3.300mm
    3.4 mm
    3.5 mm
    3.7 to 4.3 mm
    3.800mm
    3.9 mm
    4.0 mm
    4.5 mm
    4.5 to 5.100 mm
    5.0 mm
    6.0 mm
    Spring Lock Washer Shape
    Spring Lock Washer Shape
    ConicalCurved
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    RoHS Compliant with
    Exemptions
    Disc Spring Type
    Disc Spring Type
    BellevilleCurved
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
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    Compressed Height @ Working Load
    Compressed Height
    @ Working Load
    0.01"
    0.013"
    0.015"
    0.016"
    0.017"
    0.018"
    0.019"
    0.02"
    0.021"
    0.022"
    0.023"
    0.024"
    0.025"
    0.026"
    0.027"
    0.028"
    0.029"
    0.03"
    0.031"
    0.032"
    0.033"
    0.034"
    0.035"
    0.036"
    0.037"
    0.038"
    0.039"
    0.04"
    0.041"
    0.042"
    0.043"
    0.044"
    0.045"
    0.046"
    0.047"
    0.048"
    0.049"
    0.05"
    0.051"
    0.053"
    0.054"
    0.055"
    0.056"
    0.057"
    0.058"
    0.059"
    0.06"
    0.061"
    0.062"
    0.063"
    0.064"
    0.065"
    0.066"
    0.067"
    0.068"
    0.069"
    0.07"
    0.071"
    0.073"
    0.074"
    0.075"
    0.076"
    0.077"
    0.078"
    0.079"
    0.08"
    0.081"
    0.082"
    0.083"
    0.084"
    0.085"
    0.086"
    0.087"
    0.088"
    0.089"
    0.09"
    0.091"
    0.092"
    0.093"
    0.094"
    0.095"
    0.096"
    0.097"
    0.098"
    0.099"
    0.1"
    0.101"
    0.102"
    0.103"
    0.104"
    0.106"
    0.107"
    0.108"
    0.109"
    0.11"
    0.112"
    0.113"
    0.115"
    0.117"
    0.12"
    0.121"
    0.125"
    0.129"
    0.131"
    0.132"
    0.134"
    0.142"
    0.145"
    0.149"
    0.15"
    0.157"
    0.158"
    0.16"
    0.161"
    0.165"
    0.168"
    0.169"
    0.179"
    0.185"
    0.187"
    0.19"
    0.195"
    0.197"
    0.222"
    0.226"
    0.231"
    0.25"
    0.256"
    0.261"
    0.262"
    0.267"
    0.297"
    0.302"
    0.326"
    0.449"
    0.25mm
    0.31mm
    0.32mm
    0.325mm
    0.337mm
    0.363mm
    0.39mm
    0.44mm
    0.45mm
    0.463mm
    0.475mm
    0.5mm
    0.52mm
    0.525mm
    0.53mm
    0.538mm
    0.55mm
    0.56mm
    0.563mm
    0.57mm
    0.588mm
    0.6mm
    0.625mm
    0.64mm
    0.65mm
    0.663mm
    0.67mm
    0.688mm
    0.7mm
    0.713mm
    0.72mm
    0.775mm
    0.8mm
    0.81mm
    0.82mm
    0.825mm
    0.875mm
    0.9mm
    0.92mm
    0.925mm
    0.938mm
    0.95mm
    0.97mm
    0.975mm
    0.988mm
    1mm
    1.03mm
    1.038mm
    1.05mm
    1.07mm
    1.075mm
    1.1mm
    1.125mm
    1.138mm
    1.16mm
    1.17mm
    1.175mm
    1.2mm
    1.213mm
    1.3mm
    1.325mm
    1.375mm
    1.4mm
    1.432mm
    1.475mm
    1.5mm
    1.55mm
    1.575mm
    1.61mm
    1.638mm
    1.64mm
    1.65mm
    1.663mm
    1.688mm
    1.69mm
    1.725mm
    1.74mm
    1.75mm
    1.763mm
    1.788mm
    1.825mm
    1.92mm
    1.925mm
    2.188mm
    2.2mm
    2.213mm
    2.23mm
    2.275mm
    2.288mm
    2.29mm
    2.35mm
    2.375mm
    2.475mm
    2.625mm
    2.738mm
    2.75mm
    2.838mm
    2.938mm
    3.05mm
    3.275mm
    3.325mm
    3.413mm
    3.425mm
    3.525mm
    3.55mm
    3.575mm
    3.85mm
    4.4mm
    4.425mm
    4.75mm
    5.35mm
    5.5mm
    6mm
    6.55mm
    6.85mm
    6.9mm
    7.213mm
    Specifications Met
    Specifications Met
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    Countersink Angle
    Countersink Angle
    82°
    90°
    100°
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