McMaster-Carr logo
    System of Measurement
    System of Measurement
    Inch
    Metric
    Spring Type
    Spring Type
    Extension
    Garter
    Extended Length @ Maximum Load
    Extended Length
    @ Maximum Load
    default
    0.34"
    0.4"
    0.44"
    0.46"
    0.52"
    0.54"
    0.55"
    0.57"
    0.6"
    0.61"
    0.616"
    0.62"
    0.65"
    0.66"
    0.68"
    0.71"
    0.72"
    0.73"
    0.731"
    0.74"
    0.75"
    0.754"
    0.77"
    0.775"
    0.78"
    0.79"
    0.8"
    0.804"
    0.81"
    0.82"
    0.825"
    0.84"
    0.85"
    0.859"
    0.87"
    0.875"
    0.88"
    0.888"
    0.9"
    0.91"
    0.926"
    0.93"
    0.94"
    0.95"
    0.956"
    0.98"
    0.991"
    1"
    1.01"
    1.014"
    1.015"
    1.017"
    1.03"
    1.04"
    1.05"
    1.06"
    1.07"
    1.08"
    1.09"
    1.1"
    1.11"
    1.12"
    1.121"
    1.13"
    1.14"
    1.156"
    1.17"
    1.179"
    1.18"
    1.19"
    1.2"
    1.21"
    1.22"
    1.23"
    1.235"
    1.24"
    1.25"
    1.255"
    1.26"
    1.268"
    1.276"
    1.28"
    1.285"
    1.29"
    1.3"
    1.301"
    1.31"
    1.327"
    1.33"
    1.335"
    1.34"
    1.35"
    1.353"
    1.36"
    1.366"
    1.38"
    1.4"
    1.41"
    1.424"
    1.43"
    1.445"
    1.45"
    1.46"
    1.465"
    1.47"
    1.48"
    1.49"
    1.5"
    1.512"
    1.52"
    1.528"
    1.53"
    1.531"
    1.54"
    1.55"
    1.554"
    1.56"
    1.57"
    1.58"
    1.6"
    1.61"
    1.615"
    1.62"
    1.63"
    1.64"
    1.66"
    1.67"
    1.68"
    1.69"
    1.693"
    1.7"
    1.71"
    1.72"
    1.73"
    1.74"
    1.75"
    1.755"
    1.78"
    1.789"
    1.792"
    1.8"
    1.81"
    1.82"
    1.825"
    1.84"
    1.85"
    1.86"
    1.87"
    1.875"
    1.89"
    1.895"
    1.9"
    1.907"
    1.92"
    1.93"
    1.94"
    1.96"
    1.97"
    1.98"
    1.99"
    1.999"
    2"
    2.005"
    2.01"
    2.02"
    2.03"
    2.04"
    2.06"
    2.07"
    2.075"
    2.08"
    2.085"
    2.09"
    2.095"
    2.1"
    2.13"
    2.14"
    2.15"
    2.16"
    2.17"
    2.18"
    2.19"
    2.2"
    2.21"
    2.22"
    2.23"
    2.24"
    2.25"
    2.27"
    2.28"
    2.31"
    2.32"
    2.33"
    2.34"
    2.36"
    2.37"
    2.375"
    2.39"
    2.4"
    2.41"
    2.42"
    2.43"
    2.44"
    2.45"
    2.457"
    2.46"
    2.47"
    2.48"
    2.49"
    2.5"
    2.51"
    2.52"
    2.53"
    2.54"
    2.56"
    2.57"
    2.58"
    2.59"
    2.6"
    2.62"
    2.63"
    2.639"
    2.64"
    2.65"
    2.66"
    2.67"
    2.675"
    2.68"
    2.69"
    2.7"
    2.71"
    2.72"
    2.73"
    2.74"
    2.745"
    2.75"
    2.765"
    2.78"
    2.79"
    2.8"
    2.81"
    2.82"
    2.83"
    2.85"
    2.855"
    2.87"
    2.88"
    2.89"
    2.9"
    2.91"
    2.92"
    2.94"
    2.945"
    2.95"
    2.951"
    2.96"
    2.97"
    2.98"
    2.99"
    3"
    3.004"
    3.005"
    3.008"
    3.01"
    3.02"
    3.025"
    3.03"
    3.04"
    3.05"
    3.06"
    3.08"
    3.11"
    3.12"
    3.15"
    3.16"
    3.17"
    3.18"
    3.2"
    3.21"
    3.22"
    3.23"
    3.25"
    3.255"
    3.26"
    3.28"
    3.29"
    3.3"
    3.305"
    3.32"
    3.33"
    3.34"
    3.35"
    3.36"
    3.368"
    3.38"
    3.39"
    3.4"
    3.41"
    3.42"
    3.44"
    3.45"
    3.46"
    3.47"
    3.475"
    3.49"
    3.5"
    3.51"
    3.515"
    3.52"
    3.53"
    3.54"
    3.55"
    3.56"
    3.58"
    3.6"
    3.605"
    3.61"
    3.62"
    3.63"
    3.64"
    3.65"
    3.68"
    3.69"
    3.7"
    3.71"
    3.715"
    3.74"
    3.75"
    3.76"
    3.77"
    3.78"
    3.79"
    3.8"
    3.81"
    3.822"
    3.83"
    3.84"
    3.85"
    3.86"
    3.87"
    3.88"
    3.89"
    3.9"
    3.94"
    3.95"
    3.96"
    3.97"
    3.972"
    3.98"
    3.99"
    4"
    4.01"
    4.03"
    4.04"
    4.05"
    4.06"
    4.07"
    4.095"
    4.1"
    4.12"
    4.14"
    4.16"
    4.165"
    4.17"
    4.18"
    4.188"
    4.19"
    4.2"
    4.21"
    4.23"
    4.24"
    4.26"
    4.27"
    4.29"
    4.3"
    4.305"
    4.31"
    4.32"
    4.34"
    4.36"
    4.38"
    4.39"
    4.4"
    4.405"
    4.41"
    4.43"
    4.44"
    4.451"
    4.454"
    4.46"
    4.47"
    4.49"
    4.5"
    4.51"
    4.53"
    4.54"
    4.55"
    4.57"
    4.6"
    4.61"
    4.63"
    4.64"
    4.65"
    4.66"
    4.67"
    4.68"
    4.69"
    4.7"
    4.71"
    4.73"
    4.731"
    4.74"
    4.75"
    4.76"
    4.77"
    4.775"
    4.78"
    4.79"
    4.81"
    4.82"
    4.84"
    4.85"
    4.86"
    4.89"
    4.91"
    4.95"
    4.96"
    4.97"
    4.975"
    4.98"
    4.99"
    5"
    5.02"
    5.03"
    5.05"
    5.06"
    5.075"
    5.08"
    5.1"
    5.11"
    5.12"
    5.13"
    5.14"
    5.15"
    5.153"
    5.16"
    5.19"
    5.2"
    5.21"
    5.22"
    5.23"
    5.24"
    5.27"
    5.29"
    5.295"
    5.33"
    5.34"
    5.35"
    5.36"
    5.37"
    5.38"
    5.4"
    5.41"
    5.413"
    5.45"
    5.47"
    5.48"
    5.485"
    5.49"
    5.5"
    5.52"
    5.53"
    5.55"
    5.56"
    5.57"
    5.58"
    5.59"
    5.6"
    5.64"
    5.66"
    5.71"
    5.74"
    5.748"
    5.77"
    5.78"
    5.8"
    5.81"
    5.82"
    5.83"
    5.85"
    5.87"
    5.88"
    5.89"
    5.9"
    5.91"
    5.92"
    5.94"
    5.95"
    5.96"
    5.97"
    5.98"
    5.99"
    6"
    6.01"
    6.02"
    6.04"
    6.06"
    6.07"
    6.08"
    6.093"
    6.1"
    6.11"
    6.12"
    6.125"
    6.13"
    6.14"
    6.15"
    6.16"
    6.17"
    6.18"
    6.2"
    6.22"
    6.24"
    6.25"
    6.265"
    6.27"
    6.28"
    6.29"
    6.3"
    6.31"
    6.313"
    6.32"
    6.34"
    6.35"
    6.36"
    6.375"
    6.39"
    6.41"
    6.42"
    6.425"
    6.45"
    6.46"
    6.47"
    6.48"
    6.49"
    6.5"
    6.518"
    6.52"
    6.55"
    6.56"
    6.57"
    6.6"
    6.62"
    6.627"
    6.64"
    6.65"
    6.66"
    6.67"
    6.688"
    6.7"
    6.71"
    6.72"
    6.73"
    6.74"
    6.77"
    6.78"
    6.79"
    6.82"
    6.83"
    6.84"
    6.85"
    6.88"
    6.9"
    6.94"
    6.98"
    7"
    7.01"
    7.05"
    7.07"
    7.075"
    7.09"
    7.1"
    7.12"
    7.14"
    7.18"
    7.19"
    7.2"
    7.21"
    7.22"
    7.23"
    7.24"
    7.27"
    7.3"
    7.31"
    7.32"
    7.34"
    7.35"
    7.37"
    7.41"
    7.42"
    7.438"
    7.44"
    7.46"
    7.47"
    7.49"
    7.5"
    7.51"
    7.52"
    7.54"
    7.55"
    7.58"
    7.6"
    7.61"
    7.62"
    7.67"
    7.676"
    7.69"
    7.7"
    7.73"
    7.74"
    7.77"
    7.802"
    7.81"
    7.83"
    7.84"
    7.87"
    7.875"
    7.89"
    7.9"
    7.91"
    7.92"
    7.93"
    7.932"
    7.96"
    7.98"
    7.99"
    8"
    8.03"
    8.05"
    8.06"
    8.07"
    8.1"
    8.13"
    8.2"
    8.24"
    8.25"
    8.338"
    8.34"
    8.36"
    8.37"
    8.38"
    8.4"
    8.442"
    8.45"
    8.46"
    8.48"
    8.49"
    8.5"
    8.52"
    8.523"
    8.53"
    8.54"
    8.55"
    8.56"
    8.62"
    8.64"
    8.65"
    8.67"
    8.68"
    8.69"
    8.7"
    8.72"
    8.721"
    8.75"
    8.76"
    8.78"
    8.8"
    8.83"
    8.84"
    8.888"
    8.9"
    8.91"
    8.92"
    8.93"
    8.98"
    8.99"
    9"
    9.01"
    9.022"
    9.04"
    9.045"
    9.05"
    9.1"
    9.12"
    9.13"
    9.17"
    9.23"
    9.26"
    9.28"
    9.29"
    9.34"
    9.35"
    9.38"
    9.39"
    9.4"
    9.42"
    9.46"
    9.49"
    9.5"
    9.56"
    9.59"
    9.6"
    9.61"
    9.62"
    9.64"
    9.68"
    9.7"
    9.705"
    9.71"
    9.72"
    9.74"
    9.78"
    9.81"
    9.82"
    9.83"
    9.85"
    9.87"
    9.88"
    9.9"
    9.91"
    9.94"
    9.95"
    9.96"
    9.99"
    10"
    10.01"
    10.05"
    10.08"
    10.11"
    10.12"
    10.14"
    10.15"
    10.16"
    10.18"
    10.2"
    10.23"
    10.25"
    10.3"
    10.33"
    10.35"
    10.37"
    10.38"
    10.39"
    10.41"
    10.411"
    10.47"
    10.51"
    10.52"
    10.625"
    10.64"
    10.65"
    10.7"
    10.71"
    10.72"
    10.73"
    10.74"
    10.75"
    10.77"
    10.82"
    10.83"
    10.84"
    10.875"
    10.92"
    10.96"
    10.97"
    10.98"
    10.99"
    11"
    11.02"
    11.022"
    11.03"
    11.04"
    11.1"
    11.13"
    11.14"
    11.17"
    11.2"
    11.23"
    11.25"
    11.26"
    11.31"
    11.32"
    11.33"
    11.39"
    11.42"
    11.46"
    11.47"
    11.49"
    11.67"
    11.69"
    11.7"
    11.73"
    11.74"
    11.775"
    11.8"
    11.812"
    11.862"
    11.87"
    11.9"
    11.95"
    11.98"
    11.991"
    12.01"
    12.06"
    12.08"
    12.15"
    12.2"
    12.23"
    12.24"
    12.25"
    12.26"
    12.28"
    12.36"
    12.39"
    12.4"
    12.44"
    12.49"
    12.5"
    12.53"
    12.58"
    12.6"
    12.63"
    12.67"
    12.71"
    12.73"
    12.8"
    12.813"
    12.82"
    12.83"
    12.86"
    12.9"
    12.91"
    12.95"
    13"
    13.04"
    13.08"
    13.1"
    13.13"
    13.15"
    13.18"
    13.2"
    13.21"
    13.25"
    13.29"
    13.31"
    13.32"
    13.34"
    13.35"
    13.375"
    13.38"
    13.39"
    13.45"
    13.5"
    13.52"
    13.59"
    13.6"
    13.68"
    13.72"
    13.73"
    13.79"
    13.86"
    13.89"
    13.9"
    13.91"
    13.92"
    14"
    14.04"
    14.061"
    14.16"
    14.23"
    14.25"
    14.26"
    14.3"
    14.4"
    14.42"
    14.44"
    14.47"
    14.5"
    14.56"
    14.59"
    14.62"
    14.625"
    14.63"
    14.667"
    14.69"
    14.73"
    14.78"
    14.81"
    14.83"
    14.88"
    14.96"
    15"
    15.1"
    15.11"
    15.2"
    15.22"
    15.26"
    15.3"
    15.33"
    15.35"
    15.39"
    15.4"
    15.41"
    15.44"
    15.5"
    15.52"
    15.61"
    15.71"
    15.84"
    15.95"
    16.08"
    16.21"
    16.29"
    16.33"
    16.4"
    16.5"
    16.54"
    16.599"
    16.71"
    16.75"
    16.78"
    16.85"
    16.89"
    16.9"
    17"
    17.15"
    17.23"
    17.24"
    17.26"
    17.3"
    17.37"
    17.43"
    17.5"
    17.51"
    17.6"
    17.61"
    17.65"
    17.663"
    17.79"
    17.92"
    18"
    18.03"
    18.07"
    18.18"
    18.38"
    18.39"
    18.47"
    18.57"
    18.64"
    18.649"
    18.66"
    18.84"
    18.95"
    18.97"
    19"
    19.13"
    19.15"
    19.36"
    19.67"
    19.73"
    19.78"
    20"
    20.046"
    20.16"
    20.33"
    20.68"
    20.7"
    20.71"
    20.89"
    21"
    21.02"
    21.06"
    21.22"
    21.46"
    21.5"
    21.56"
    21.84"
    21.89"
    21.96"
    22.33"
    22.42"
    22.526"
    22.58"
    22.6"
    22.66"
    22.73"
    22.86"
    22.91"
    22.92"
    22.97"
    23"
    23.16"
    23.2"
    23.47"
    23.56"
    23.73"
    23.86"
    24"
    24.04"
    24.17"
    24.42"
    24.52"
    24.68"
    25.4"
    26.71"
    27.38"
    27.42"
    27.53"
    28.4"
    28.94"
    29.4"
    31.86"
    31.9"
    32.33"
    34"
    34.17"
    35.63"
    37.7"
    37.83"
    38.59"
    39.7"
    46"
    50"
    51.67"
    53.5"
    54.9"
    56.2"
    86"
    9.61mm
    10.78mm
    11.55mm
    13.46mm
    13.5mm
    13.58mm
    13.64mm
    13.82mm
    15.26mm
    16.46mm
    17.15mm
    17.75mm
    19.08mm
    19.09mm
    19.41mm
    19.75mm
    21.4mm
    22.8mm
    23.82mm
    24.32mm
    24.53mm
    25.8mm
    26.3mm
    27mm
    27.17mm
    27.3mm
    27.7mm
    27.8mm
    29.7mm
    30mm
    30.18mm
    32.28mm
    32.85mm
    34.4mm
    35.7mm
    36.6mm
    36.78mm
    37.46mm
    37.48mm
    38.1mm
    38.92mm
    39.6mm
    39.7mm
    41.8mm
    42mm
    42.71mm
    43mm
    46mm
    46.1mm
    46.5mm
    48.7mm
    48.94mm
    49.2mm
    50.2mm
    52.7mm
    52.9mm
    52.98mm
    53.6mm
    53.8mm
    54.4mm
    57.2mm
    57.9mm
    58.1mm
    59.1mm
    59.5mm
    59.7mm
    61.5mm
    62.4mm
    62.43mm
    63mm
    64.6mm
    65.3mm
    65.6mm
    67.2mm
    67.8mm
    68.8mm
    70.2mm
    71.8mm
    73.2mm
    73.3mm
    73.6mm
    76.3mm
    78.1mm
    80mm
    80.7mm
    81.7mm
    83.4mm
    86.1mm
    86.6mm
    89.9mm
    90.9mm
    92.07mm
    93.6mm
    94.1mm
    98.6mm
    101.4mm
    101.5mm
    101.9mm
    102.3mm
    103.4mm
    104.9mm
    106mm
    106.87mm
    111.2mm
    111.4mm
    112.84mm
    113.9mm
    115.1mm
    116.1mm
    119.9mm
    124.9mm
    128mm
    128.8mm
    133.1mm
    134mm
    134.8mm
    138.39mm
    138.4mm
    142.2mm
    146.4mm
    147.3mm
    148.3mm
    154.4mm
    157mm
    166.2mm
    166.8mm
    178.2mm
    178.5mm
    183.7mm
    196.98mm
    199.6mm
    201.9mm
    206mm
    206.6mm
    208.38mm
    216.3mm
    219mm
    224.4mm
    224.7mm
    226.6mm
    241.3mm
    242.4mm
    242.44mm
    258.2mm
    268.1mm
    269.32mm
    290.39mm
    298mm
    306.54mm
    317.2mm
    325mm
    326.7mm
    331.6mm
    331.61mm
    337mm
    357.31mm
    396.15mm
    397.35mm
    397.4mm
    419mm
    448mm
    448.3mm
    453mm
    504.36mm
    504.4mm
    522mm
    525.31mm
    538mm
    709mm
    804.84mm
    858mm
    907.41mm
    921mm
    1,488.86mm
    Spring Rate
    Spring Rate
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    0.004 lbs./in.
    0.006 lbs./in.
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    0.138 lbs./in.
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    1.63 lbs./in.
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    1.74 lbs./in.
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    2.7 lbs./in.
    2.71 lbs./in.
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    2.73 lbs./in.
    2.77 lbs./in.
    2.78 lbs./in.
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    3 lbs./in.
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    3.22 lbs./in.
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    3.33 lbs./in.
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    3.47 lbs./in.
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    3.59 lbs./in.
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    3.61 lbs./in.
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    3.65 lbs./in.
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    4.04 lbs./in.
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    4.64 lbs./in.
    4.67 lbs./in.
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    4.73 lbs./in.
    4.78 lbs./in.
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    4.86 lbs./in.
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    5 lbs./in.
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    5.71 lbs./in.
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    0.49 lbs./mm
    0.51 lbs./mm
    0.513 lbs./mm
    0.528 lbs./mm
    0.562 lbs./mm
    0.567 lbs./mm
    0.571 lbs./mm
    0.596 lbs./mm
    0.623 lbs./mm
    0.64 lbs./mm
    0.661 lbs./mm
    0.683 lbs./mm
    0.69 lbs./mm
    0.724 lbs./mm
    0.737 lbs./mm
    0.76 lbs./mm
    0.78 lbs./mm
    0.816 lbs./mm
    0.848 lbs./mm
    0.861 lbs./mm
    0.899 lbs./mm
    0.904 lbs./mm
    0.951 lbs./mm
    0.96 lbs./mm
    0.98 lbs./mm
    1.02 lbs./mm
    1.059 lbs./mm
    1.06 lbs./mm
    1.068 lbs./mm
    1.081 lbs./mm
    1.1 lbs./mm
    1.104 lbs./mm
    1.12 lbs./mm
    1.126 lbs./mm
    1.176 lbs./mm
    1.18 lbs./mm
    1.221 lbs./mm
    1.322 lbs./mm
    1.412 lbs./mm
    1.432 lbs./mm
    1.5 lbs./mm
    1.562 lbs./mm
    1.596 lbs./mm
    1.6 lbs./mm
    1.688 lbs./mm
    1.7 lbs./mm
    1.767 lbs./mm
    1.794 lbs./mm
    1.807 lbs./mm
    1.81 lbs./mm
    1.839 lbs./mm
    1.96 lbs./mm
    2.014 lbs./mm
    2.118 lbs./mm
    2.16 lbs./mm
    2.226 lbs./mm
    2.293 lbs./mm
    2.47 lbs./mm
    2.495 lbs./mm
    2.5 lbs./mm
    2.59 lbs./mm
    2.698 lbs./mm
    2.72 lbs./mm
    2.761 lbs./mm
    2.855 lbs./mm
    2.878 lbs./mm
    2.99 lbs./mm
    3.125 lbs./mm
    3.215 lbs./mm
    3.45 lbs./mm
    3.455 lbs./mm
    3.574 lbs./mm
    3.925 lbs./mm
    4.226 lbs./mm
    4.294 lbs./mm
    4.474 lbs./mm
    4.586 lbs./mm
    4.81 lbs./mm
    4.833 lbs./mm
    4.919 lbs./mm
    4.92 lbs./mm
    5.71 lbs./mm
    6.272 lbs./mm
    7.149 lbs./mm
    7.15 lbs./mm
    8.925 lbs./mm
    10.948 lbs./mm
    11.173 lbs./mm
    14.298 lbs./mm
    17.513 lbs./mm
    17.87 lbs./mm
    17.872 lbs./mm
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    RoHS Compliant with
    Exemptions
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    Maximum Spring Rate Tolerance
    Maximum Spring
    Rate Tolerance
    0.01 lbs./in.
    0.02 lbs./in.
    0.024 lbs./in.
    0.03 lbs./in.
    0.04 lbs./in.
    0.05 lbs./in.
    0.06 lbs./in.
    0.07 lbs./in.
    0.08 lbs./in.
    0.09 lbs./in.
    0.1 lbs./in.
    0.11 lbs./in.
    0.12 lbs./in.
    0.13 lbs./in.
    0.14 lbs./in.
    0.15 lbs./in.
    0.16 lbs./in.
    0.163 lbs./in.
    0.17 lbs./in.
    0.18 lbs./in.
    0.19 lbs./in.
    0.196 lbs./in.
    0.2 lbs./in.
    0.21 lbs./in.
    0.219 lbs./in.
    0.22 lbs./in.
    0.23 lbs./in.
    0.24 lbs./in.
    0.25 lbs./in.
    0.26 lbs./in.
    0.27 lbs./in.
    0.28 lbs./in.
    0.29 lbs./in.
    0.3 lbs./in.
    0.31 lbs./in.
    0.32 lbs./in.
    0.33 lbs./in.
    0.34 lbs./in.
    0.35 lbs./in.
    0.36 lbs./in.
    0.37 lbs./in.
    0.38 lbs./in.
    0.39 lbs./in.
    0.4 lbs./in.
    0.41 lbs./in.
    0.42 lbs./in.
    0.43 lbs./in.
    0.44 lbs./in.
    0.45 lbs./in.
    0.46 lbs./in.
    0.47 lbs./in.
    0.48 lbs./in.
    0.49 lbs./in.
    0.5 lbs./in.
    0.51 lbs./in.
    0.52 lbs./in.
    0.53 lbs./in.
    0.54 lbs./in.
    0.55 lbs./in.
    0.56 lbs./in.
    0.57 lbs./in.
    0.58 lbs./in.
    0.59 lbs./in.
    0.6 lbs./in.
    0.61 lbs./in.
    0.62 lbs./in.
    0.63 lbs./in.
    0.64 lbs./in.
    0.66 lbs./in.
    0.67 lbs./in.
    0.68 lbs./in.
    0.69 lbs./in.
    0.7 lbs./in.
    0.71 lbs./in.
    0.74 lbs./in.
    0.75 lbs./in.
    0.76 lbs./in.
    0.77 lbs./in.
    0.78 lbs./in.
    0.79 lbs./in.
    0.8 lbs./in.
    0.81 lbs./in.
    0.82 lbs./in.
    0.83 lbs./in.
    0.85 lbs./in.
    0.86 lbs./in.
    0.87 lbs./in.
    0.88 lbs./in.
    0.89 lbs./in.
    0.9 lbs./in.
    0.92 lbs./in.
    0.93 lbs./in.
    0.94 lbs./in.
    0.95 lbs./in.
    0.96 lbs./in.
    0.97 lbs./in.
    0.98 lbs./in.
    0.99 lbs./in.
    1 lbs./in.
    1.01 lbs./in.
    1.02 lbs./in.
    1.04 lbs./in.
    1.05 lbs./in.
    1.06 lbs./in.
    1.07 lbs./in.
    1.08 lbs./in.
    1.09 lbs./in.
    1.1 lbs./in.
    1.11 lbs./in.
    1.12 lbs./in.
    1.13 lbs./in.
    1.14 lbs./in.
    1.15 lbs./in.
    1.18 lbs./in.
    1.19 lbs./in.
    1.2 lbs./in.
    1.21 lbs./in.
    1.22 lbs./in.
    1.24 lbs./in.
    1.25 lbs./in.
    1.27 lbs./in.
    1.28 lbs./in.
    1.29 lbs./in.
    1.3 lbs./in.
    1.31 lbs./in.
    1.32 lbs./in.
    1.33 lbs./in.
    1.34 lbs./in.
    1.35 lbs./in.
    1.36 lbs./in.
    1.37 lbs./in.
    1.38 lbs./in.
    1.39 lbs./in.
    1.4 lbs./in.
    1.41 lbs./in.
    1.43 lbs./in.
    1.44 lbs./in.
    1.45 lbs./in.
    1.47 lbs./in.
    1.48 lbs./in.
    1.49 lbs./in.
    1.5 lbs./in.
    1.51 lbs./in.
    1.53 lbs./in.
    1.54 lbs./in.
    1.55 lbs./in.
    1.56 lbs./in.
    1.59 lbs./in.
    1.6 lbs./in.
    1.61 lbs./in.
    1.62 lbs./in.
    1.64 lbs./in.
    1.67 lbs./in.
    1.69 lbs./in.
    1.72 lbs./in.
    1.73 lbs./in.
    1.75 lbs./in.
    1.77 lbs./in.
    1.79 lbs./in.
    1.8 lbs./in.
    1.81 lbs./in.
    1.82 lbs./in.
    1.83 lbs./in.
    1.87 lbs./in.
    1.89 lbs./in.
    1.9 lbs./in.
    1.93 lbs./in.
    1.95 lbs./in.
    1.98 lbs./in.
    2.01 lbs./in.
    2.02 lbs./in.
    2.03 lbs./in.
    2.07 lbs./in.
    2.08 lbs./in.
    2.11 lbs./in.
    2.13 lbs./in.
    2.17 lbs./in.
    2.18 lbs./in.
    2.2 lbs./in.
    2.21 lbs./in.
    2.24 lbs./in.
    2.25 lbs./in.
    2.32 lbs./in.
    2.34 lbs./in.
    2.37 lbs./in.
    2.38 lbs./in.
    2.39 lbs./in.
    2.4 lbs./in.
    2.41 lbs./in.
    2.43 lbs./in.
    2.44 lbs./in.
    2.45 lbs./in.
    2.47 lbs./in.
    2.48 lbs./in.
    2.5 lbs./in.
    2.51 lbs./in.
    2.54 lbs./in.
    2.55 lbs./in.
    2.62 lbs./in.
    2.63 lbs./in.
    2.65 lbs./in.
    2.69 lbs./in.
    2.7 lbs./in.
    2.72 lbs./in.
    2.74 lbs./in.
    2.78 lbs./in.
    2.84 lbs./in.
    2.89 lbs./in.
    2.9 lbs./in.
    2.91 lbs./in.
    2.97 lbs./in.
    3 lbs./in.
    3.02 lbs./in.
    3.06 lbs./in.
    3.07 lbs./in.
    3.1 lbs./in.
    3.14 lbs./in.
    3.2 lbs./in.
    3.22 lbs./in.
    3.27 lbs./in.
    3.33 lbs./in.
    3.35 lbs./in.
    3.38 lbs./in.
    3.39 lbs./in.
    3.43 lbs./in.
    3.46 lbs./in.
    3.48 lbs./in.
    3.5 lbs./in.
    3.51 lbs./in.
    3.6 lbs./in.
    3.74 lbs./in.
    3.78 lbs./in.
    3.8 lbs./in.
    3.82 lbs./in.
    3.83 lbs./in.
    3.85 lbs./in.
    3.86 lbs./in.
    4.09 lbs./in.
    4.1 lbs./in.
    4.11 lbs./in.
    4.35 lbs./in.
    4.37 lbs./in.
    4.43 lbs./in.
    4.47 lbs./in.
    4.65 lbs./in.
    4.79 lbs./in.
    4.94 lbs./in.
    4.96 lbs./in.
    5.04 lbs./in.
    5.07 lbs./in.
    5.24 lbs./in.
    5.25 lbs./in.
    5.47 lbs./in.
    5.53 lbs./in.
    5.66 lbs./in.
    5.67 lbs./in.
    5.85 lbs./in.
    5.87 lbs./in.
    5.94 lbs./in.
    5.95 lbs./in.
    5.99 lbs./in.
    6.18 lbs./in.
    6.33 lbs./in.
    6.53 lbs./in.
    6.55 lbs./in.
    6.97 lbs./in.
    7.19 lbs./in.
    7.24 lbs./in.
    7.77 lbs./in.
    7.99 lbs./in.
    8.02 lbs./in.
    8.45 lbs./in.
    8.73 lbs./in.
    9.29 lbs./in.
    9.33 lbs./in.
    10.02 lbs./in.
    10.27 lbs./in.
    11.55 lbs./in.
    11.98 lbs./in.
    12.39 lbs./in.
    14.38 lbs./in.
    17.97 lbs./in.
    20.28 lbs./in.
    23.96 lbs./in.
    Not Rated
    Minimum Spring Rate Tolerance
    Minimum Spring
    Rate Tolerance
    -23.96 lbs./in.
    -20.28 lbs./in.
    -17.97 lbs./in.
    -14.38 lbs./in.
    -12.39 lbs./in.
    -11.98 lbs./in.
    -11.55 lbs./in.
    -10.27 lbs./in.
    -10.02 lbs./in.
    -9.33 lbs./in.
    -9.29 lbs./in.
    -8.73 lbs./in.
    -8.45 lbs./in.
    -8.02 lbs./in.
    -7.99 lbs./in.
    -7.77 lbs./in.
    -7.24 lbs./in.
    -7.19 lbs./in.
    -6.97 lbs./in.
    -6.55 lbs./in.
    -6.53 lbs./in.
    -6.33 lbs./in.
    -6.18 lbs./in.
    -5.99 lbs./in.
    -5.95 lbs./in.
    -5.94 lbs./in.
    -5.87 lbs./in.
    -5.85 lbs./in.
    -5.67 lbs./in.
    -5.66 lbs./in.
    -5.53 lbs./in.
    -5.47 lbs./in.
    -5.25 lbs./in.
    -5.24 lbs./in.
    -5.07 lbs./in.
    -5.04 lbs./in.
    -4.96 lbs./in.
    -4.94 lbs./in.
    -4.79 lbs./in.
    -4.65 lbs./in.
    -4.47 lbs./in.
    -4.43 lbs./in.
    -4.37 lbs./in.
    -4.35 lbs./in.
    -4.11 lbs./in.
    -4.1 lbs./in.
    -4.09 lbs./in.
    -3.86 lbs./in.
    -3.85 lbs./in.
    -3.83 lbs./in.
    -3.82 lbs./in.
    -3.8 lbs./in.
    -3.78 lbs./in.
    -3.74 lbs./in.
    -3.6 lbs./in.
    -3.51 lbs./in.
    -3.5 lbs./in.
    -3.48 lbs./in.
    -3.46 lbs./in.
    -3.43 lbs./in.
    -3.39 lbs./in.
    -3.38 lbs./in.
    -3.35 lbs./in.
    -3.33 lbs./in.
    -3.27 lbs./in.
    -3.22 lbs./in.
    -3.2 lbs./in.
    -3.14 lbs./in.
    -3.1 lbs./in.
    -3.07 lbs./in.
    -3.06 lbs./in.
    -3.02 lbs./in.
    -3 lbs./in.
    -2.97 lbs./in.
    -2.91 lbs./in.
    -2.9 lbs./in.
    -2.89 lbs./in.
    -2.84 lbs./in.
    -2.78 lbs./in.
    -2.74 lbs./in.
    -2.72 lbs./in.
    -2.7 lbs./in.
    -2.69 lbs./in.
    -2.65 lbs./in.
    -2.63 lbs./in.
    -2.62 lbs./in.
    -2.55 lbs./in.
    -2.54 lbs./in.
    -2.51 lbs./in.
    -2.5 lbs./in.
    -2.48 lbs./in.
    -2.47 lbs./in.
    -2.45 lbs./in.
    -2.44 lbs./in.
    -2.43 lbs./in.
    -2.41 lbs./in.
    -2.4 lbs./in.
    -2.39 lbs./in.
    -2.38 lbs./in.
    -2.37 lbs./in.
    -2.34 lbs./in.
    -2.32 lbs./in.
    -2.25 lbs./in.
    -2.24 lbs./in.
    -2.21 lbs./in.
    -2.2 lbs./in.
    -2.18 lbs./in.
    -2.17 lbs./in.
    -2.13 lbs./in.
    -2.11 lbs./in.
    -2.08 lbs./in.
    -2.07 lbs./in.
    -2.03 lbs./in.
    -2.02 lbs./in.
    -2.01 lbs./in.
    -1.98 lbs./in.
    -1.95 lbs./in.
    -1.93 lbs./in.
    -1.9 lbs./in.
    -1.89 lbs./in.
    -1.87 lbs./in.
    -1.83 lbs./in.
    -1.82 lbs./in.
    -1.81 lbs./in.
    -1.8 lbs./in.
    -1.79 lbs./in.
    -1.77 lbs./in.
    -1.75 lbs./in.
    -1.73 lbs./in.
    -1.72 lbs./in.
    -1.69 lbs./in.
    -1.67 lbs./in.
    -1.64 lbs./in.
    -1.62 lbs./in.
    -1.61 lbs./in.
    -1.6 lbs./in.
    -1.59 lbs./in.
    -1.56 lbs./in.
    -1.55 lbs./in.
    -1.54 lbs./in.
    -1.53 lbs./in.
    -1.51 lbs./in.
    -1.5 lbs./in.
    -1.49 lbs./in.
    -1.48 lbs./in.
    -1.47 lbs./in.
    -1.45 lbs./in.
    -1.44 lbs./in.
    -1.43 lbs./in.
    -1.41 lbs./in.
    -1.4 lbs./in.
    -1.39 lbs./in.
    -1.38 lbs./in.
    -1.37 lbs./in.
    -1.36 lbs./in.
    -1.35 lbs./in.
    -1.34 lbs./in.
    -1.33 lbs./in.
    -1.32 lbs./in.
    -1.31 lbs./in.
    -1.3 lbs./in.
    -1.29 lbs./in.
    -1.28 lbs./in.
    -1.27 lbs./in.
    -1.25 lbs./in.
    -1.24 lbs./in.
    -1.22 lbs./in.
    -1.21 lbs./in.
    -1.2 lbs./in.
    -1.19 lbs./in.
    -1.18 lbs./in.
    -1.15 lbs./in.
    -1.14 lbs./in.
    -1.13 lbs./in.
    -1.12 lbs./in.
    -1.11 lbs./in.
    -1.1 lbs./in.
    -1.09 lbs./in.
    -1.08 lbs./in.
    -1.07 lbs./in.
    -1.06 lbs./in.
    -1.05 lbs./in.
    -1.04 lbs./in.
    -1.02 lbs./in.
    -1.01 lbs./in.
    -1 lbs./in.
    -0.99 lbs./in.
    -0.98 lbs./in.
    -0.97 lbs./in.
    -0.96 lbs./in.
    -0.95 lbs./in.
    -0.94 lbs./in.
    -0.93 lbs./in.
    -0.92 lbs./in.
    -0.9 lbs./in.
    -0.89 lbs./in.
    -0.88 lbs./in.
    -0.87 lbs./in.
    -0.86 lbs./in.
    -0.85 lbs./in.
    -0.83 lbs./in.
    -0.82 lbs./in.
    -0.81 lbs./in.
    -0.8 lbs./in.
    -0.79 lbs./in.
    -0.78 lbs./in.
    -0.77 lbs./in.
    -0.76 lbs./in.
    -0.75 lbs./in.
    -0.74 lbs./in.
    -0.71 lbs./in.
    -0.7 lbs./in.
    -0.69 lbs./in.
    -0.68 lbs./in.
    -0.67 lbs./in.
    -0.66 lbs./in.
    -0.64 lbs./in.
    -0.63 lbs./in.
    -0.62 lbs./in.
    -0.61 lbs./in.
    -0.6 lbs./in.
    -0.59 lbs./in.
    -0.58 lbs./in.
    -0.57 lbs./in.
    -0.56 lbs./in.
    -0.55 lbs./in.
    -0.54 lbs./in.
    -0.53 lbs./in.
    -0.52 lbs./in.
    -0.51 lbs./in.
    -0.5 lbs./in.
    -0.49 lbs./in.
    -0.48 lbs./in.
    -0.47 lbs./in.
    -0.46 lbs./in.
    -0.45 lbs./in.
    -0.44 lbs./in.
    -0.43 lbs./in.
    -0.42 lbs./in.
    -0.41 lbs./in.
    -0.4 lbs./in.
    -0.39 lbs./in.
    -0.38 lbs./in.
    -0.37 lbs./in.
    -0.36 lbs./in.
    -0.35 lbs./in.
    -0.34 lbs./in.
    -0.33 lbs./in.
    -0.32 lbs./in.
    -0.31 lbs./in.
    -0.3 lbs./in.
    -0.29 lbs./in.
    -0.28 lbs./in.
    -0.27 lbs./in.
    -0.26 lbs./in.
    -0.25 lbs./in.
    -0.24 lbs./in.
    -0.23 lbs./in.
    -0.22 lbs./in.
    -0.219 lbs./in.
    -0.21 lbs./in.
    -0.2 lbs./in.
    -0.196 lbs./in.
    -0.19 lbs./in.
    -0.18 lbs./in.
    -0.17 lbs./in.
    -0.163 lbs./in.
    -0.16 lbs./in.
    -0.15 lbs./in.
    -0.14 lbs./in.
    -0.13 lbs./in.
    -0.12 lbs./in.
    -0.11 lbs./in.
    -0.1 lbs./in.
    -0.09 lbs./in.
    -0.08 lbs./in.
    -0.07 lbs./in.
    -0.06 lbs./in.
    -0.05 lbs./in.
    -0.04 lbs./in.
    -0.03 lbs./in.
    -0.024 lbs./in.
    -0.02 lbs./in.
    -0.01 lbs./in.
    Not Rated
    Specifications Met
    Specifications Met
    click to learn more about
    Number of Sizes
    Number of Sizes
    12
    18
    20
    28
    29
    40
    50
    79
    108
    216
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