Inner ring for shell-type needle roller bearing, metric tapered bore 20 mm ID x 24 mm OD x 20.5 mm W, carbon steel, fits TA2420Z and YT243220 assemblies, single unit
✔️ 20 mm ID x 24 mm OD x 20.5 mm W, metric tapered bore, carbon steel
This single metric inner ring is designed for shell-type needle roller bearings, commonly used in linear slide units, gearboxes, and industrial machinery where a tapered bore race is required.
✅ IRT2020 inner ring, Metric IRT series✅ ID: 20 mm; OD: 24 mm; Width: 20.5 mm
✅ Tapered bore for shell-type needle roller bearings
✅ Material: acciaio Material: di carbonio per garantire robustezza e resistenza all'usura
✅ Compatible with YT243220 and TA2420Z assemblies (fits single unit)
✅ Sold individually, ideal for repair or rebuild jobs
💡 What is a needle roller bearing inner ring used for? An inner ring gives needle rollers a precise running surface and helps transfer loads evenly in shell-type assemblies. Quick note: it’s a handy part for maintaining alignment and extending bearing life. - Provides a hardened raceway to prevent roller wear and reduce fretting, useful in linear slide unit setups - Improves load distribution and stability compared to using rollers against shafts, helping mechanical gearboxes and sealed ball bearing conversions - Works with ceramic or steel rollers in compact assemblies where space and precision matter