McMaster-Carr logo
    System of Measurement
    System of Measurement
    Metric
    Inch
    Washer Type
    Washer Type
    Spring LockSplit Lock
    Tab Lock
    ID
    ID
    default
    0.062"
    0.067"
    0.075"
    0.087"
    0.094"
    0.106"
    0.107"
    0.114"
    0.120"
    0.126"
    0.133"
    0.141"
    0.142"
    0.143"
    0.146"
    0.148"
    0.152"
    0.161"
    0.167"
    0.169"
    0.173"
    0.174"
    0.193"
    0.197"
    0.200"
    0.201"
    0.204"
    0.209"
    0.227"
    0.235"
    0.252"
    0.254"
    0.260"
    0.264"
    0.276"
    0.281"
    0.291"
    0.314"
    0.322"
    0.323"
    0.324"
    0.328"
    0.331"
    0.343"
    0.377"
    0.385"
    0.389"
    0.402"
    0.406"
    0.413"
    0.440"
    0.450"
    0.451"
    0.457"
    0.489"
    0.500"
    0.502"
    0.512"
    0.519"
    0.531"
    0.539"
    0.564"
    0.574"
    0.591"
    0.595"
    0.628"
    0.641"
    0.644"
    0.646"
    0.656"
    0.669"
    0.748"
    0.766"
    0.773"
    0.781"
    0.787"
    0.827"
    0.878"
    0.894"
    0.901"
    0.906"
    0.910"
    0.984"
    1.003"
    1.008"
    1.024"
    1.030"
    1.031"
    1.063"
    1.126"
    1.129"
    1.153"
    1.155"
    1.244"
    1.254"
    1.280"
    1.281"
    1.379"
    1.397"
    1.405"
    1.408"
    1.496"
    1.504"
    1.530"
    1.531"
    1.534"
    1.633"
    1.663"
    1.758"
    1.789"
    1.883"
    2.008"
    2.039"
    2.262"
    2.512"
    2.2 mm
    2.3 mm
    2.4 mm
    2.6 mm
    2.7 mm
    2.9 mm
    3.0 mm
    3.1 mm
    3.2 mm
    3.4 mm
    3.6 mm
    3.7 mm
    3.800mm
    3.9 mm
    4.1 mm
    4.200mm
    4.3 mm
    4.4 mm
    4.6 mm
    5.1 mm
    5.200mm
    5.3 mm
    5.4 mm
    5.5 mm
    6.1 mm
    6.200mm
    6.4 mm
    6.5 mm
    7.200mm
    7.4 mm
    7.5 mm
    8.0 mm
    8.1 mm
    8.200mm
    8.4 mm
    8.5 mm
    9.3 mm
    10.0 mm
    10.200mm
    10.300mm
    10.5 mm
    10.7 mm
    11.0 mm
    12.0 mm
    12.2 mm
    12.300mm
    12.7 mm
    13.0 mm
    14.0 mm
    14.2 mm
    14.7 mm
    15.0 mm
    16.0 mm
    16.100mm
    16.2 mm
    16.4 mm
    17.0 mm
    18.0 mm
    18.2 mm
    19.0 mm
    20.0 mm
    20.2 mm
    20.500mm
    21.0 mm
    21.2 mm
    22.0 mm
    22.5 mm
    23 mm
    23.5 mm
    24.0 mm
    24.5 mm
    25.0 mm
    25.5 mm
    27.5 mm
    28.0 mm
    28.5 mm
    30.0 mm
    30.5 mm
    31 mm
    31.7 mm
    32.0 mm
    33.5 mm
    34 mm
    35.0 mm
    37 mm
    37.7 mm
    38.0 mm
    40.0 mm
    42.0 mm
    43 mm
    43.7 mm
    45.0 mm
    46 mm
    48.0 mm
    50.0 mm
    50.5 mm
    55.0 mm
    60.0 mm
    65.0 mm
    70.0 mm
    75.0 mm
    80.0 mm
    85.0 mm
    90.0 mm
    95.0 mm
    100.0 mm
    105.0 mm
    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
    OD
    OD
    default
    0.126"
    0.137"
    0.142"
    0.150"
    0.157"
    0.172"
    0.173"
    0.189"
    0.195"
    0.202"
    0.209"
    0.216"
    0.217"
    0.223"
    0.236"
    0.250"
    0.266"
    0.267"
    0.276"
    0.293"
    0.294"
    0.297"
    0.307"
    0.316"
    0.331"
    0.334"
    0.341"
    0.350"
    0.354"
    0.362"
    0.363"
    0.365"
    0.374"
    0.377"
    0.394"
    0.402"
    0.403"
    0.416"
    0.448"
    0.457"
    0.465"
    0.472"
    0.481"
    0.487"
    0.489"
    0.512"
    0.550"
    0.551"
    0.559"
    0.564"
    0.583"
    0.593"
    0.625"
    0.626"
    0.630"
    0.644"
    0.660"
    0.680"
    0.683"
    0.688"
    0.705"
    0.709"
    0.717"
    0.733"
    0.748"
    0.75"
    0.776"
    0.807"
    0.848"
    0.866"
    0.869"
    0.875"
    0.877"
    0.879"
    0.906"
    0.917"
    0.930"
    0.945"
    0.965"
    1.063"
    1.072"
    1.073"
    1.074"
    1.087"
    1.105"
    1.125"
    1.142"
    1.179"
    1.181"
    1.25"
    1.264"
    1.265"
    1.273"
    1.285"
    1.291"
    1.299"
    1.417"
    1.459"
    1.478"
    1.496"
    1.500"
    1.535"
    1.656"
    1.663"
    1.750"
    1.772"
    1.790"
    1.847"
    1.903"
    2.000"
    2.036"
    2.104"
    2.126"
    2.159"
    2.219"
    2.250"
    2.301"
    2.419"
    2.491"
    2.500"
    2.553"
    2.679"
    2.750"
    2.811"
    2.936"
    3.000"
    3.144"
    3.221"
    3.250"
    3.471"
    4.4 mm
    4.5 mm
    4.6 mm
    5.0 mm
    5.1 mm
    5.2 mm
    5.6 mm
    6.0 mm
    6.1 mm
    6.2 mm
    6.7 mm
    7.0 mm
    7.6 mm
    8.0 mm
    8.100mm
    8.6 mm
    8.8 mm
    9.0 mm
    9.2 mm
    9.9 mm
    10.0 mm
    11.0 mm
    11.8 mm
    11.900mm
    12.000mm
    12.1 mm
    12.7 mm
    12.8 mm
    13.900mm
    14.0 mm
    14.300mm
    14.8 mm
    15.0 mm
    15.2 mm
    16.000mm
    17 mm
    18.0 mm
    18.1 mm
    19 mm
    19.7 mm
    20.0 mm
    20.500mm
    20.700mm
    21.0 mm
    21.1 mm
    21.7 mm
    22 mm
    23.0 mm
    23.800mm
    24.1 mm
    24.4 mm
    25.0 mm
    26 mm
    26.4 mm
    26.900mm
    27.4 mm
    27.9 mm
    28.0 mm
    29.0 mm
    29.4 mm
    30.0 mm
    30.6 mm
    32.0 mm
    32.9 mm
    33 mm
    33.6 mm
    33.8 mm
    34.0 mm
    35.0 mm
    35.9 mm
    36.0 mm
    38.700mm
    38.9 mm
    39.0 mm
    40.0 mm
    40.7 mm
    42.0 mm
    43.0 mm
    44.1 mm
    44.500mm
    45.0 mm
    48.2 mm
    49.0 mm
    50.0 mm
    52.0 mm
    52.2 mm
    55.0 mm
    55.2 mm
    56.0 mm
    57.0 mm
    58.0 mm
    58.2 mm
    60.2 mm
    62.0 mm
    63 mm
    67.0 mm
    68.0 mm
    68.2 mm
    69.0 mm
    74.0 mm
    75.0 mm
    81.0 mm
    82 mm
    86.0 mm
    88 mm
    92.0 mm
    95 mm
    98.0 mm
    104.0 mm
    112.0 mm
    119.0 mm
    126.0 mm
    133.0 mm
    142.0 mm
    145.0 mm
    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
    Thickness
    Thickness
    0.014"
    0.015"
    0.018"
    0.020"
    0.022"
    0.022" to 0.032"
    0.023" to 0.027"
    0.023" to 0.033"
    0.024"
    0.025"
    0.025" to 0.031"
    0.025" to 0.035"
    0.028"
    0.029" to 0.033"
    0.030"
    0.030" to 0.040"
    0.031"
    0.033" to 0.037"
    0.033" to 0.043"
    0.034" to 0.044"
    0.035"
    0.036"
    0.036" to 0.042"
    0.039"
    0.040"
    0.042"
    0.043"
    0.043" to 0.053"
    0.047"
    0.047" to 0.053"
    0.048" to 0.052"
    0.049" to 0.055"
    0.050" to 0.060"
    0.051"
    0.052" to 0.058"
    0.055"
    0.056"
    0.059"
    0.059" to 0.065"
    0.060" to 0.064"
    0.062"
    0.062" to 0.077"
    0.063"
    0.070" to 0.076"
    0.071"
    0.074" to 0.082"
    0.075" to 0.081"
    0.075" to 0.082"
    0.077"
    0.078"
    0.078" to 0.097"
    0.079"
    0.091" to 0.099"
    0.093"
    0.093" to 0.103"
    0.094"
    0.094" to 0.115"
    0.095" to 0.101"
    0.097"
    0.098"
    0.109"
    0.115"
    0.125"
    0.125" to 0.151"
    0.127" to 0.141"
    0.130" to 0.140"
    0.131" to 0.145"
    0.140"
    0.141"
    0.146" to 0.162"
    0.151"
    0.156"
    0.156" to 0.189"
    0.163" to 0.181"
    0.172"
    0.182" to 0.202"
    0.188"
    0.189"
    0.200" to 0.222"
    0.203"
    0.218"
    0.219"
    0.219" to 0.243"
    0.226"
    0.234"
    0.238" to 0.263"
    0.250"
    0.281"
    0.312"
    0.313"
    0.344"
    0.345"
    0.375"
    0.384"
    0.389"
    0.422"
    0.440"
    0.458"
    0.496"
    0.3 mm
    0.4 mm
    0.4 to 0.6 mm
    0.5 mm
    0.5 to 0.7 mm
    0.6 mm
    0.7 mm
    0.7 to 0.9 mm
    0.75 mm
    0.80 mm
    0.8 to 1.0 mm
    0.900mm
    0.9 to 1.1 mm
    1.00 mm
    1.100mm
    1.1 to 1.3 mm
    1.20 mm
    1.25 mm
    1.3 mm
    1.50 mm
    1.5 to 1.7 mm
    1.6 mm
    1.7 mm
    1.75 mm
    1.800mm
    1.9 mm
    1.900 to 2.1mm
    2.00 mm
    2.0 to 2.4 mm
    2.1 mm
    2.3 mm
    2.3 to 2.7 mm
    2.50 mm
    2.6 mm
    2.7 mm
    2.8 to 3.2 mm
    2.9 mm
    3.00 mm
    3.300mm
    3.3 to 3.7 mm
    3.4 mm
    3.5 mm
    3.800mm
    3.800 to 4.2mm
    3.9 mm
    4.0 mm
    4.3 to 4.7 mm
    4.5 mm
    4.8 mm
    4.8 to 5.2 mm
    5.0 mm
    5.7 mm
    5.8 mm
    5.8 to 6.2 mm
    6.0 mm
    6.7 to 7.3 mm
    6.8 to 7.2 mm
    7.2 mm
    7.7 to 8.3 mm
    Specifications Met
    Specifications Met
    click to learn more about
    DIN
    learn more about DIN by pressing accesskey, i.
    ASME
    learn more about ASME by pressing accesskey, i.
    Mil. Spec.
    learn more about Mil. Spec. by pressing accesskey, i.
    Split Lock Washer Type
    Split Lock Washer Type
    StandardCurved
    Wave
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    Spring Lock Washer Shape
    Spring Lock Washer Shape
    ConicalCurved
    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.
    Serration Location
    Serration Location
    Top and Bottom
    Top
    For Bearing Nut Face Style
    For Bearing Nut Face Style
    Chamfered
    Stepped
    Container Type
    Container Type
    Plastic Box
    Metal Box
    For Bearing Nut Specifications Met
    For Bearing Nut
    Specifications Met
    DIN 981
    DIN 1804
    Number of Pieces
    Number of Pieces
    350
    755
    1,350