Needle roller inner ring IRT2030-1 tapered I.D. 20 mm O.D. 25 mm overall width 30.5 mm metric IRT series compatible with TA2530Z shell type single bearing high carbon steel

Single needle roller inner ring, tapered I.D. 20 mm
✔️ High carbon steel; O.D. 25 mm; overall width 30.5 mm; single unit

This is a single metric needle roller inner ring for use with shell type needle bearings, commonly fitted into TA2530Z shells for compact rotary shafts and linear slide unit applications.

✅ Bore type: Tapered I.D. 20 mm
✅ Outer diameter: O.D. 25 mm
✅ Overall width: 30.5 mm
✅ Material: acero Material: en carbono
✅ Series: IRT metric series, model IRT2030-1
✅ Fits shell type: Compatible with TA2530Z shell type needle bearings
✅ Pack: Single bearing, sold each; weight about 0.090 lb each

💡 What is an inner ring for needle roller bearings used for in linear slide unit or compact rotary systems?
An inner ring gives a precise raceway for needle rollers and helps protect rollers from wear in tight spaces.
- Provides accurate roller alignment for compact rotary shafts and linear slide unit setups - Works with shell type bearings and pairs well with upgrades like sealed ball bearing or ceramic options - Handy when low radial space and reliable load distribution are needed