McMaster-Carr logo
    Diameter
    Diameter
    2"
    4"
    6"
    8"
    Bore Diameter
    Bore Diameter
    1/2"
    5/8"
    3/4"
    1"
    For Belt Width
    For Belt Width
    4"
    6"
    8"
    10"
    12"
    14"
    16"
    18"
    20"
    24"
    30"
    36"
    End Style
    End Style
    Tapered
    Straight
    Keyway Width
    Keyway Width
    1/8"
    3/16"
    1/4"
    Keyway Height
    Keyway Height
    1/16"
    3/32"
    1/8"
    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
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    Number of Set Screws Included
    Number of Set
    Screws Included
    2
    4
    For Shaft Diameter
    For Shaft Diameter
    0.80"
    0.85"
    1"
    1.20"
    1.25"
    1.5"
    Series Number
    Series Number
    810
    815
    820
    821
    880
    882
    1701
    3200
    Number of Teeth
    Number of Teeth
    8
    10
    12
    21
    23
    25
    Construction
    Construction
    One Piece
    Two Piece
    Minimum Temperature
    Minimum Temperature
    -50° F
    -40° F
    0° F
    32° F
    Maximum Temperature
    Maximum Temperature
    190° F
    225° F
    245° F
    480° F
    Nut Material
    Nut Material
    Brass
    Stainless Steel
    For Pulley Diameter
    For Pulley Diameter
    6"
    8"
    10"
    12"
    14"
    16"
    Environment
    Environment
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