TIMKEN HM89446 Tapered Roller Bearing Cone (TRB) – Precision Inch Series High-Load Assembly Component

The TIMKEN HM89446 is the robust cone (inner ring assembly) designed for use in heavy-duty single-row tapered roller bearing configurations. Engineered specifically to manage high radial and heavy axial loads simultaneously, this precision component utilizes case-carburized steel, providing superior hardness and wear resistance across the raceways and rollers. Its geometry ensures true rolling motion and minimizes friction, making it ideal for applications requiring exceptional stiffness and reliability under continuous operating conditions. When paired with the appropriate HM89410 cup, the assembly ensures optimal load distribution and alignment critical for prolonged operational life. Designed for demanding industrial environments, the HM89446 is standard equipment in commercial vehicle wheel ends, gearboxes, industrial pumps, and mining conveyors. Choosing genuine TIMKEN components guarantees adherence to stringent quality control standards, translating directly into reduced maintenance intervals and minimized operational downtime. This cone offers consistent performance, excellent dimensional stability, and efficient power transmission, providing superior value and predictable life cycles compared to generic alternatives. Invest in TIM9000 series reliability for your most critical rotating machinery applications.

Key Features

• Designed to manage simultaneous high radial and thrust loads effectively.
• Manufactured from high-quality case-carburized steel for extended lifespan and impact resistance.
• Inch Series dimensional standards ensuring interchangeability with industry-standard cups (HM89410).
• Optimized geometry maintains minimal friction and supports high-speed performance.
• TIMKEN quality assurance guarantees dimensional stability and superior load carrying capacity.

Technical Specifications