Inner Ring IRT2016 Metric 20 mm ID x 24 mm OD x 16.5 mm Width for Shell Type Needle Roller Bearing, High Carbon Steel replacement inner race for TA243216Z YT243216

Single IRT2016 inner ring for shell-type needle bearing
✔️ 20 mm ID x 24 mm OD x 16.5 mm width, high carbon steel

This single metric inner ring (model IRT2016) is a high carbon steel inner race made for shell-type needle roller bearings. It’s typically used in linear slide units, industrial gearboxes, and precision machinery where a hardened running surface is needed, and assembles with TA243216Z or YT243216 shell units.

✅ Model: IRT2016, Metric series, single piece
✅ Inner diameter: 20 mm (metric)
✅ Outer diameter: 24 mm (metric)
✅ Width: 16.5 mm (metric)
✅ Bore type: Tapered bore for assembly with shell units
✅ Material: High carbon steel for wear resistance
✅ Fits shell units: TA243216Z, YT243216 (compatible replacements)
✅ SKU: 860971, Weight: 0.040 lb, Pack: single inner ring each

💡 What is an inner ring used for in a shell type needle roller bearing? An inner ring provides a hardened, precise running surface for needle rollers and simplifies assembly with shell-type housings. - Provides the inner race needed for needle roller contact and load transfer - Helps align rollers in linear slide units, gearboxes, and bearing housings - Works with sealed ball bearing setups or shell-type needle units for compact designs - Match inner ring size to TA243216Z or YT243216 shells for proper fit