McMaster-Carr logo
    System of Measurement
    System of Measurement
    Inch
    Metric
    Overall Width
    Overall Width
    default
    1 1/2"
    1 7/8"
    2"
    38.1mm
    Shaft Mount Type
    Shaft Mount Type
    Set Screw
    Concentric Lock
    Mounting Hole Center-to-Center
    Mounting Hole
    Center-to-Center
    2"
    3"
    3 1/4"
    3 1/2"
    3 3/4"
    4"
    50.8mm
    56mm
    65.9mm
    76.2mm
    Dynamic Radial Load Capacity
    Dynamic Radial Load Capacity
    2,610 lbs.
    2,800 lbs.
    4,380 lbs.
    5,780 lbs.
    7,340 lbs.
    7,880 lbs.
    7,900 lbs.
    9,750 lbs.
    Mounting Hole Thread Size
    Mounting Hole Thread Size
    click to learn more about
    Grease Fitting Thread Size
    Grease Fitting Thread Size
    1/4"-28
    M8 × 1 mm
    Grease Fitting Thread Type
    Grease Fitting Thread Type
    UNF
    NPT
    Metric
    Static Radial Load Capacity
    Static Radial Load Capacity
    1,440 lbs.
    1,650 lbs.
    2,560 lbs.
    3,490 lbs.
    4,460 lbs.
    5,130 lbs.
    5,210 lbs.
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    Mounting Hole Thread Type
    Mounting Hole Thread Type
    UNC
    Metric
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    Mounting Hole Depth
    Mounting Hole Depth
    0.5"
    0.625"
    0.75"
    0.875"
    11mm
    12.7mm
    15.9mm
    16mm
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    Set Screw Thread Size
    Set Screw Thread Size
    1/4"-28
    5/16"-24
    3/8"-24
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Comments
    E-mail address (if you would like a response)
    33 Products