As an authorized dealer and premier industrial supplier across Rajasthan, Manglam Sales Corporation provides 100% genuine Koyo (JTEKT) 18720 Tapered Roller Bearing Cones (Inner Ring Assemblies). Precision-engineered in Japan for high-load, high-precision industrial applications, this inch-series tapered roller bearing inner ring is designed to pair seamlessly with standard matching cups (such as the 18790 series). Featuring a 20.000 mm bore diameter (0.7874 in) and engineered cone width, it utilizes optimized logarithmic roller profiles and ground raceways to distribute heavy combined radial and unidirectional axial loads evenly. This design minimizes edge stresses and friction, making it ideal for high-vibration and heavy torque environments. Serving Jaipur and surrounding industrial belts, Manglam Sales Corporation guarantees authentic Koyo products, complete batch documentation, wholesale commercial rates, and prompt dispatch across key RIICO industrial areas including Vishwakarma (VKI), Sitapura, Jhotwara, Mansarovar, and Bagru.
Key Operational Characteristics
Optimized Load Distribution: Specially engineered roller raceway contact geometry distributes heavy radial and thrust forces evenly, preventing stress concentration at the roller ends.
Separable Cone & Cup Assembly: The inner ring with caged rollers can be mounted independently from the outer cup, simplifying installation, maintenance inspections, and end-play adjustments on shafts.
Rigid Paired Configurations: When mounted in back-to-back or face-to-face arrangements, it provides exceptional moment rigidity and precise shaft guidance.
High Operational Precision: Precision Japanese manufacturing ensures reduced running friction, lower operating temperatures, and extended grease life under heavy duty cycles.
Primary Applications in Jaipur & Regional Industrial Hubs
Automotive wheel hubs, drive axles, and steering knuckle assemblies
Agricultural equipment, tractor transmissions, and rotavator drives
Industrial reduction gearboxes and speed drive mechanisms
Machine tool drives, conveyors, and material handling systems
Small-to-medium motor drives, pumps, and rotary equipment
