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    System of Measurement
    System of Measurement
    Inch
    Metric
    Material
    Material
    Stainless Steel
    Steel
    Spring Rate
    Spring Rate
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    0.2 lbs./in.
    0.26 lbs./in.
    0.3 lbs./in.
    0.32 lbs./in.
    0.38 lbs./in.
    0.43 lbs./in.
    0.48 lbs./in.
    0.5 lbs./in.
    0.52 lbs./in.
    0.6 lbs./in.
    0.65 lbs./in.
    0.7 lbs./in.
    0.71 lbs./in.
    0.78 lbs./in.
    0.8 lbs./in.
    0.85 lbs./in.
    0.87 lbs./in.
    0.89 lbs./in.
    0.9 lbs./in.
    0.92 lbs./in.
    0.94 lbs./in.
    0.96 lbs./in.
    1 lbs./in.
    1.02 lbs./in.
    1.04 lbs./in.
    1.06 lbs./in.
    1.1 lbs./in.
    1.14 lbs./in.
    1.2 lbs./in.
    1.23 lbs./in.
    1.3 lbs./in.
    1.31 lbs./in.
    1.33 lbs./in.
    1.39 lbs./in.
    1.4 lbs./in.
    1.44 lbs./in.
    1.5 lbs./in.
    1.6 lbs./in.
    1.64 lbs./in.
    1.7 lbs./in.
    1.74 lbs./in.
    1.8 lbs./in.
    1.89 lbs./in.
    1.9 lbs./in.
    1.91 lbs./in.
    1.97 lbs./in.
    2 lbs./in.
    2.09 lbs./in.
    2.1 lbs./in.
    2.2 lbs./in.
    2.21 lbs./in.
    2.26 lbs./in.
    2.3 lbs./in.
    2.35 lbs./in.
    2.36 lbs./in.
    2.4 lbs./in.
    2.41 lbs./in.
    2.43 lbs./in.
    2.5 lbs./in.
    2.52 lbs./in.
    2.6 lbs./in.
    2.7 lbs./in.
    2.71 lbs./in.
    2.77 lbs./in.
    2.78 lbs./in.
    2.8 lbs./in.
    2.87 lbs./in.
    2.9 lbs./in.
    2.95 lbs./in.
    3 lbs./in.
    3.13 lbs./in.
    3.2 lbs./in.
    3.3 lbs./in.
    3.33 lbs./in.
    3.4 lbs./in.
    3.47 lbs./in.
    3.56 lbs./in.
    3.6 lbs./in.
    3.65 lbs./in.
    3.68 lbs./in.
    3.8 lbs./in.
    3.82 lbs./in.
    3.9 lbs./in.
    4.06 lbs./in.
    4.08 lbs./in.
    4.09 lbs./in.
    4.1 lbs./in.
    4.2 lbs./in.
    4.39 lbs./in.
    4.4 lbs./in.
    4.43 lbs./in.
    4.61 lbs./in.
    4.7 lbs./in.
    4.78 lbs./in.
    4.8 lbs./in.
    4.89 lbs./in.
    4.92 lbs./in.
    5.03 lbs./in.
    5.1 lbs./in.
    5.3 lbs./in.
    5.39 lbs./in.
    5.47 lbs./in.
    5.5 lbs./in.
    5.55 lbs./in.
    5.7 lbs./in.
    5.74 lbs./in.
    5.77 lbs./in.
    6 lbs./in.
    6.08 lbs./in.
    6.2 lbs./in.
    6.22 lbs./in.
    6.3 lbs./in.
    6.4 lbs./in.
    6.43 lbs./in.
    6.6 lbs./in.
    6.69 lbs./in.
    7 lbs./in.
    7.04 lbs./in.
    7.24 lbs./in.
    7.33 lbs./in.
    7.4 lbs./in.
    7.5 lbs./in.
    7.7 lbs./in.
    7.73 lbs./in.
    7.8 lbs./in.
    7.82 lbs./in.
    7.99 lbs./in.
    8.1 lbs./in.
    8.17 lbs./in.
    8.2 lbs./in.
    8.34 lbs./in.
    8.5 lbs./in.
    8.52 lbs./in.
    8.9 lbs./in.
    9 lbs./in.
    9.04 lbs./in.
    9.12 lbs./in.
    9.2 lbs./in.
    9.39 lbs./in.
    9.4 lbs./in.
    9.6 lbs./in.
    9.74 lbs./in.
    9.8 lbs./in.
    10.4 lbs./in.
    10.5 lbs./in.
    10.6 lbs./in.
    10.8 lbs./in.
    11 lbs./in.
    11.82 lbs./in.
    12 lbs./in.
    12.2 lbs./in.
    12.77 lbs./in.
    12.86 lbs./in.
    13 lbs./in.
    13.6 lbs./in.
    14.25 lbs./in.
    14.34 lbs./in.
    14.7 lbs./in.
    14.8 lbs./in.
    15 lbs./in.
    16 lbs./in.
    16.21 lbs./in.
    16.25 lbs./in.
    16.4 lbs./in.
    16.42 lbs./in.
    16.5 lbs./in.
    18 lbs./in.
    18.7 lbs./in.
    18.9 lbs./in.
    18.94 lbs./in.
    19 lbs./in.
    20 lbs./in.
    21.12 lbs./in.
    21.67 lbs./in.
    21.8 lbs./in.
    22 lbs./in.
    22.07 lbs./in.
    22.16 lbs./in.
    23 lbs./in.
    23.03 lbs./in.
    24.07 lbs./in.
    24.3 lbs./in.
    1 lbs./mm
    25.5 lbs./in.
    26 lbs./in.
    26.5 lbs./in.
    27.7 lbs./in.
    27.89 lbs./in.
    27.98 lbs./in.
    30 lbs./in.
    32.1 lbs./in.
    32.2 lbs./in.
    33.54 lbs./in.
    38.6 lbs./in.
    41.63 lbs./in.
    46 lbs./in.
    47.53 lbs./in.
    47.9 lbs./in.
    54.7 lbs./in.
    66.48 lbs./in.
    67 lbs./in.
    76.5 lbs./in.
    Maximum Spring Rate Tolerance
    Maximum Spring
    Rate Tolerance
    0.01 lbs./in.
    0.02 lbs./in.
    0.026 lbs./in.
    0.03 lbs./in.
    0.032 lbs./in.
    0.038 lbs./in.
    0.04 lbs./in.
    0.05 lbs./in.
    0.06 lbs./in.
    0.065 lbs./in.
    0.07 lbs./in.
    0.071 lbs./in.
    0.08 lbs./in.
    0.085 lbs./in.
    0.09 lbs./in.
    0.094 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.
    0.17 lbs./in.
    0.18 lbs./in.
    0.19 lbs./in.
    0.2 lbs./in.
    0.21 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.
    0.37 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.
    0.52 lbs./in.
    0.53 lbs./in.
    0.54 lbs./in.
    0.55 lbs./in.
    0.56 lbs./in.
    0.57 lbs./in.
    0.59 lbs./in.
    0.6 lbs./in.
    0.61 lbs./in.
    0.63 lbs./in.
    0.64 lbs./in.
    0.68 lbs./in.
    0.71 lbs./in.
    0.72 lbs./in.
    0.74 lbs./in.
    0.75 lbs./in.
    0.78 lbs./in.
    0.81 lbs./in.
    0.82 lbs./in.
    0.83 lbs./in.
    0.85 lbs./in.
    0.94 lbs./in.
    0.95 lbs./in.
    0.96 lbs./in.
    1.06 lbs./in.
    1.09 lbs./in.
    1.1 lbs./in.
    1.11 lbs./in.
    1.15 lbs./in.
    1.2 lbs./in.
    1.22 lbs./in.
    1.27 lbs./in.
    1.28 lbs./in.
    1.3 lbs./in.
    1.33 lbs./in.
    1.39 lbs./in.
    1.4 lbs./in.
    1.5 lbs./in.
    1.6 lbs./in.
    1.61 lbs./in.
    1.62 lbs./in.
    1.68 lbs./in.
    1.8 lbs./in.
    1.9 lbs./in.
    1.93 lbs./in.
    2 lbs./in.
    2.08 lbs./in.
    2.17 lbs./in.
    2.2 lbs./in.
    2.3 lbs./in.
    2.38 lbs./in.
    2.4 lbs./in.
    2.6 lbs./in.
    2.74 lbs./in.
    3 lbs./in.
    3.32 lbs./in.
    3.83 lbs./in.
    4.6 lbs./in.
    6.7 lbs./in.
    Not Rated
    Minimum Spring Rate Tolerance
    Minimum Spring
    Rate Tolerance
    -6.7 lbs./in.
    -4.6 lbs./in.
    -3.83 lbs./in.
    -3.32 lbs./in.
    -3 lbs./in.
    -2.74 lbs./in.
    -2.6 lbs./in.
    -2.4 lbs./in.
    -2.38 lbs./in.
    -2.3 lbs./in.
    -2.2 lbs./in.
    -2.17 lbs./in.
    -2.08 lbs./in.
    -2 lbs./in.
    -1.93 lbs./in.
    -1.9 lbs./in.
    -1.8 lbs./in.
    -1.68 lbs./in.
    -1.62 lbs./in.
    -1.61 lbs./in.
    -1.6 lbs./in.
    -1.5 lbs./in.
    -1.4 lbs./in.
    -1.39 lbs./in.
    -1.33 lbs./in.
    -1.3 lbs./in.
    -1.28 lbs./in.
    -1.27 lbs./in.
    -1.22 lbs./in.
    -1.2 lbs./in.
    -1.15 lbs./in.
    -1.11 lbs./in.
    -1.1 lbs./in.
    -1.09 lbs./in.
    -1.06 lbs./in.
    -0.96 lbs./in.
    -0.95 lbs./in.
    -0.94 lbs./in.
    -0.85 lbs./in.
    -0.83 lbs./in.
    -0.82 lbs./in.
    -0.81 lbs./in.
    -0.78 lbs./in.
    -0.75 lbs./in.
    -0.74 lbs./in.
    -0.72 lbs./in.
    -0.71 lbs./in.
    -0.68 lbs./in.
    -0.64 lbs./in.
    -0.63 lbs./in.
    -0.61 lbs./in.
    -0.6 lbs./in.
    -0.59 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.
    -0.5 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.
    -0.35 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.
    -0.21 lbs./in.
    -0.2 lbs./in.
    -0.19 lbs./in.
    -0.18 lbs./in.
    -0.17 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.
    -0.094 lbs./in.
    -0.09 lbs./in.
    -0.085 lbs./in.
    -0.08 lbs./in.
    -0.071 lbs./in.
    -0.07 lbs./in.
    -0.065 lbs./in.
    -0.06 lbs./in.
    -0.05 lbs./in.
    -0.04 lbs./in.
    -0.038 lbs./in.
    -0.032 lbs./in.
    -0.03 lbs./in.
    -0.026 lbs./in.
    -0.02 lbs./in.
    -0.01 lbs./in.
    Not Rated
    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
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
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    DFARS Specialty Metals
    COTS-Exempt
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    DFARS Specialty Metals
    Compliant
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    Thread Type
    Thread Type
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    UNC
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    UNF
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    Metric
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    Thread Pitch
    Thread Pitch
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    0.6 mm
    0.7 mm
    0.8 mm
    1 mm
    1.25 mm
    1.5 mm
    Minimum Thread Length
    Minimum Thread Length
    3/8"
    5/8"
    3/4"
    7/8"
    1 1/8"
    10mm
    16mm
    19mm
    22mm
    25mm
    28mm
    Thread Spacing
    Thread Spacing
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    Coarse
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    Fine
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