This high-quality aftermarket replacement internal hub with disc, identified by part number BON515900405NO, is specifically engineered as a compatible alternative for Bondioli & Pavesi FT/FV44 series torque limiters. It is a critical component designed to protect the drivelines and connected machinery in agricultural and industrial applications from damaging overloads. This non-OEM hub ensures reliable performance by facilitating the controlled slippage necessary when torque levels exceed safe operating limits, thereby preventing costly repairs and downtime. The internal hub features a robust construction and is designed with a precise 1,3/4" Z6 shaft configuration. This specific spline count and diameter ensure a secure and efficient connection within the torque limiter assembly, crucial for effective power transmission from the PTO shaft to the implement. It directly replaces the original Bondioli & Pavesi part number 515900405, offering a cost-effective and dependable solution for maintaining the integrity of your power transmission system. Ideal for a wide range of agricultural machinery, including tractors, balers, mowers, and other implements equipped with Bondioli & Pavesi FT/FV44 torque limiters, this replacement part helps to restore the protective function of your equipment. By absorbing sudden shock loads and preventing excessive stress on gears, bearings, and other powertrain components, it contributes significantly to the longevity and operational safety of your valuable machinery. Opt for this aftermarket internal hub with disc to ensure your equipment continues to operate smoothly and efficiently, safeguarding against unexpected mechanical failures.