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    System of Measurement
    System of Measurement
    Inch
    For Shaft Diameter
    For Shaft Diameter
    0.80"
    0.85"
    1"
    1.20"
    1 1/4"
    Series Number
    Series Number
    810
    815
    820
    821
    880
    882
    1701
    3200
    Number of Teeth
    Number of Teeth
    8
    10
    12
    21
    23
    25
    Material
    Material
    Iron
    Plastic
    Construction
    Construction
    One Piece
    Two Piece
    Minimum Temperature
    Minimum Temperature
    -40° F
    0° F
    32° F
    Maximum Temperature
    Maximum Temperature
    190° F
    245° F
    480° F
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    Nut Material
    Nut Material
    Stainless Steel
    Brass
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
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