Needle roller inner ring IRT1720-2 pack of 2, tapered I.D. 17 mm O.D. 22 mm width 20.5 mm, high carbon steel metric race compatible with TA2220Z TLA2220Z YT223020 shell assemblies for linear slide units

Needle roller inner ring IRT1720-2 pack of 2
✔️ Tapered I.D. 17 mm, O.D. 22 mm, width 20.5 mm, high carbon steel

This metric inner ring is an inner race for shell-type needle roller assemblies. It’s commonly used in linear slide units, housings and compact machinery where high-load support is needed.

✅ Part number: IRT1720-2, pack of 2
✅ Bore type: Tapered I.D. 17 mm; O.D. 22 mm; overall width 20.5 mm
✅ Material: High carbon steel, IRT metric series
✅ Compatible shells: TA2220Z, TLA2220Z, YT223020
✅ Application: Replacement inner race for linear slide units and shell assemblies

💡 What is an inner ring for needle roller bearings used for? An inner ring supplies a hardened raceway for needle rollers and makes fitting into shell housings handy and straightforward. - Provides a precision raceway for needle rollers in linear slide units, boosting load capacity and wear life. - Lets you pair assemblies with sealed ball bearing setups or ceramic bearing options for different sealing and performance needs. - Commonly used for maintenance, repair, or upgrades on machines that use TA2220Z, TLA2220Z or YT223020 shell bearings.