IRT1730-2 Tapered I.D. Inner Ring Pack of 2, Metric Needle Roller Bearing Component, 17 mm Bore x 22 mm OD x 30.5 mm Width, High Carbon Steel, Fits TA2230Z Shell, Replacement for linear slides

Tapered I.D. inner ring, IRT1730-2 pack of 2
✔️ 17 mm bore x 22 mm OD x 30.5 mm width; high carbon steel, fits TA2230Z

This tapered inner ring is sold as a pack of 2 and provides the precision raceway for metric needle roller bearings, commonly used in linear slide units, compact gearboxes and power transmission assemblies.

✅ Pack: 2 inner rings for needle roller bearings
✅ Bore: 17 mm
✅ Outer diameter: 22 mm
✅ Width: 30.5 mm
✅ Material: High carbon steel, IRT metric series
✅ Fits shell type TA2230Z; ideal for linear slide unit and compact gearbox applications

💡 What is a needle roller bearing inner ring used for in linear slide unit or compact gearbox applications? It gives needle rollers a hardened, low-friction raceway so assemblies stay compact and run smoothly. Here’s what it delivers: - Precise raceway for needle rollers, extending bearing life and improving sealed ball bearing performance. - Compact, low-profile support ideal for linear slide unit setups and tight gearbox spaces. - Reliable radial load support and alignment for smooth motion and reduced wear.