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    15 Products
    About Belts
    industrial info icon

    Measure your old V-belt, timing belt, or pulleys to find the right belt replacement if you don’t know the trade size.

    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
    3L50050"1EPDM
    		Polyester PlasticBlack6190K66000000
     
    4L Trade Size—1/2" Wide × 5/16" Thick
    4L50050"1EPDM
    		Polyester PlasticBlack6191K4400000
     
    5L Trade Size—21/32" Wide × 3/8" Thick
    5L50050"1EPDM
    		Polyester PlasticBlack6192K2700000
     
    A Trade Size—1/2" Wide × 5/16" Thick
    A4850"1EPDM
    		Polyester PlasticBlack6186K14800000
     
    B Trade Size—21/32" Wide × 13/32" Thick
    B4750"1Buna-N/SBRPolyester PlasticBlack6187K13800000
     

    High-Capacity Narrow-Wedge Cogged V-Belts

    Image of Product. Front orientation. V-Belts. High-Capacity Narrow-Wedge Cogged V-Belts.
    A narrow belt profile transmits up to three times the horsepower of standard cogged V-belts for use on heavy duty drives with shock loads. Notches increase flexibility for bending around small-diameter pulleys and dissipate heat for a long service life.
    Belt Trade
    No.
    Outer
    Circumference
    No. of
    Bands
    Material
    Reinforcement
    Material
    Color
    Each
    3VX Trade Size—3/8" Wide × 21/64" Thick
    3VX50050"1EPDM
    		Polyester PlasticBlack65355K24000000
     
    5VX Trade Size—5/8" Wide × 35/64" Thick
    5VX50050"1EPDM
    		Polyester PlasticBlack65355K51400000
     

    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
    AX4850"1EPDM
    		Polyester PlasticBlack6054K131000000
     
    BX Trade Size—21/32" Wide × 0.4063" Thick
    BX4750"1EPDM
    		Polyester PlasticBlack6057K18400000
     

    High-Capacity Narrow-Wedge V-Belts

    Image of Product. Front orientation. V-Belts. High-Capacity Narrow-Wedge V-Belts.
    Image of Attribute. Front orientation. Contains Annotated. High-Capacity Narrow-Wedge V-Belts.
    A narrow belt profile transmits up to three times the horsepower of standard V-belts for use on heavy duty drives with shock loads.
    Belt Trade
    No.
    Outer
    Circumference
    No. of
    Bands
    Material
    Reinforcement
    Material
    Color
    Each
    3V Trade Size—3/8" Wide × 21/64" Thick
    3V50050"1Neoprene
    		Polyester PlasticBlack6230K24000000
     
    5V Trade Size—5/8" Wide × 35/64" Thick
    5V50050"1Neoprene
    		Polyester PlasticBlack65285K2100000
     

    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
    A4850"1EPDM
    		Polyester PlasticBlack7821T34000000
     
    B Trade Size—21/32" Wide × 13/32" Thick
    B4750"1EPDM
    		Polyester PlasticBlack7899K40800000
     

    Banded V-Belts

    Image of Product. Front orientation. V-Belts. 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
    2 Bands
    Belt Trade
    No.
    Outer
    Circumference
    Material
    Reinforcement
    Material
    Color
    Each
    A4850"SBR
    		Polyester PlasticBlack1093N162000000

    Double V-Belts

    Image of Product. Front orientation. V-Belts. Double V-Belts.
    Image of Attribute. Front orientation. Contains Annotated. Double V-Belts.
    Grooves on both sides of these belts transmit equal power, making them ideal for serpentine drives.
    Belt Trade
    No.
    Outer
    Circumference
    No. of
    Bands
    Material
    Reinforcement
    Material
    Color
    Each
    AA Trade Size—1/2" Wide × 13/32" Thick
    AA4750"1Neoprene
    		Polyester PlasticBlack5719N12000000
     
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