McMaster-Carr logo
    Filter by
    Belt Trade Size
    Industrial Info Compare
    System of Measurement
    Outer Circumference
    Attribute Image
    Number of Bands
    Export Control Classification Number (ECCN)
    Industrial Info Snippet
    Belt Type
    U.S.–Mexico–Canada Agreement (USMCA) Qualifying
    Reinforcement Material
    DFARS Specialty Metals
    Color
    Performance
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Comments
    E-mail address (if you would like a response)
    11 Products

    V-Belts

    Image of Product. Front orientation. V-Belts. V-Belts.
    Image of Attribute. Front orientation. Contains Annotated. V-Belts.
    3L Trade Size, 4L Trade Size, and 5L Trade Size—2L, 3L, 4L, and 5L V-belts are commonly used on light duty drives with fractional-horsepower motors.
    A Trade Size and B Trade Size—A, B, and C V-belts are for medium and heavy duty drives.
    Belt Trade
    No.
    Outer
    Circumference
    No. of
    Bands
    Material
    Reinforcement
    Material
    Color
    Each
    3L Trade Size—3/8" Wide × 7/32" Thick
    3L70070"1EPDM
    Polyester PlasticBlack6190K92000000
     
    4L Trade Size—1/2" Wide × 5/16" Thick
    4L70070"1EPDM
    Polyester PlasticBlack6191K6100000
     
    5L Trade Size—21/32" Wide × 3/8" Thick
    5L70070"1EPDM
    Polyester PlasticBlack6192K3800000
     
    A Trade Size—1/2" Wide × 5/16" Thick
    A6870"1EPDM
    Polyester PlasticBlack6186K17100000
     
    B Trade Size—21/32" Wide × 13/32" Thick
    B6770"1Buna-N/SBRPolyester PlasticBlack6187K16100000
     

    Cogged V-Belts

    Image of Product. Front orientation. V-Belts. Cogged V-Belts.
    Image of Attribute. Front orientation. Contains Annotated. Cogged V-Belts.
    More flexible than smooth V-belts, these have notches that allow them to bend around small-diameter pulleys and accommodate twists and turns on curved drives.
    Belt Trade
    No.
    Outer
    Circumference
    No. of
    Bands
    Material
    Reinforcement
    Material
    Color
    Each
    AX Trade Size—1/2" Wide × 0.3125" Thick
    AX6870"1EPDM
    Polyester PlasticBlack6054K142000000
     
    BX Trade Size—21/32" Wide × 0.4063" Thick
    BX6770"1EPDM
    Polyester PlasticBlack6057K14300000
     

    Banded V-Belts

    Also known as serpentine belts, these have multiple bands that function as a single unit for consistent drive performance and even load distribution. They handle shock loads better than standard belts.
    A Trade Size—1/2" Wide × 5/16" Thick
    Image of Product. Front orientation. V-Belts. Banded V-Belts.
    2 Bands
    Belt Trade
    No.
    Outer
    Circumference
    Material
    Reinforcement
    Material
    Color
    Each
    A6870"SBR
    Polyester PlasticBlack1093N322000000
    B Trade Size—21/32" Wide × 13/32" Thick
    Image of Product. Front orientation. V-Belts. Banded V-Belts.
    Belt Trade
    No.
    Outer
    Circumference
    Material
    Reinforcement
    Material
    Color
    2
    Bands
    3
    Bands
    4
    Bands
    B6770"SBR
    Polyester PlasticBlack7888K3400000000000000000000

    Precision V-Belts

    Image of Product. Front orientation. V-Belts. Precision V-Belts.
    Ensure even load distribution on drives with multiple belts. These are matched to the trade size within a tight tolerance for better performance and reduced wear compared to standard A- and B-section V-belts.
    Belt Trade
    No.
    Outer
    Circumference
    No. of
    Bands
    Material
    Reinforcement
    Material
    Color
    Each
    A Trade Size—1/2" Wide × 5/16" Thick
    A6870"1EPDM
    Polyester PlasticBlack7821T213000000
     
    B Trade Size—21/32" Wide × 13/32" Thick
    B6770"1EPDM
    Polyester PlasticBlack7899K1500000
     
    back to top