Description
OPTIBELT 3V 1120 OPTIBELT SK Metric-V-BELT
OPTIBELT 3V 1120 OPTIBELT SK Metric-V-BELT – Standard and metric V-belts engineered for versatility across a wide range of industrial power transmission applications.
Thanks to superior construction and precision manufacturing, Optibelt SK V-belts are the preferred choice for companies seeking higher performance and reduced maintenance costs compared to conventional V-belts. SK belts are also available in banded configurations and feature Optibelt’s exclusive Set-Constant (S=C Plus) length tolerances—significantly tighter than traditional matched sets, regardless of manufacturing date.
Construction Details – optibelt SK 3V 670
Cord
Rubber-coated polyester tension cords fully bonded to the belt core for excellent strength and stability.
Rubber
Engineered polychloroprene top and core compounds provide enhanced durability and long service life.
Wrap
Fabric-wrapped construction delivers increased grip and wear resistance. The rubber-impregnated wrap is chemically bonded to the belt core for maximum integrity.
Performance Features
S=C Plus Length Control
Length tolerances are closer than matched sets, even when belts are produced at different times.
Extended Belt Life
Rubber-impregnated fabric wrap is bonded to the core for superior durability and reduced maintenance.
Wide Temperature Range
Recommended operating range: -40°F to 158°F (-40°C to 70°C).
Anti-Static Properties
Meets ISO 1813 requirements for anti-static performance.
Why Choose Bearings Specialist Co., Ltd.? Your Trusted Partner for Bearings & Power Transmission.
Established in Thailand in 1999, Bearings Specialist Co., Ltd. has become a leading supplier of high-quality bearings and power transmission components for the automotive and industrial sectors. While we are not a direct distributor for every specific item our strength lies in our extensive distributorships with globally recognized brands, including TIMKEN, REXNORD, RENOLD, OPTIBELT, NSK, NIS, FENNER, FALK, and MOMENTUM.
Our comprehensive product range serves diverse industries such as Cement, Construction, Food & Beverage, Heavy Equipment, Mining, Oil & Gas, Palm Oil, Power Plant, Pulp & Paper, Semiconductor Manufacturing, and Steel. We supply and distribute a wide selection of Bearings, Transmission and Conveyor Chains, Oil Seals, Transmission Belts and Pulleys, Shaft Couplings, Gear Drives, Maintenance Tools, and more.
Our commitment to providing reliable solutions and exceptional service has been the key to our success. We strive to be your preferred business partner by deeply understanding your applications and delivering value through our products and expertise. Customer satisfaction is our top priority.



