IRT5030-1 adapter sleeve single unit tapered I.D. 50 mm for needle roller bearings, O.D. 55 mm overall width 30.5 mm compatible with TA5530Z shell type

IRT5030-1 needle roller adapter sleeve, 50 mm bore
✔️ Tapered I.D. 50 mm, O.D. 55 mm, 30.5 mm width; single

This single adapter sleeve lets a tapered 50 mm bore fit standard shafts and needle roller bearings, commonly used in linear slide units, gearboxes and shaft adapter setups.

✅ Part number: IRT5030-1
✅ Bore type: Tapered I.D. 50 mm
✅ O.D.: 55 mm
✅ Overall width: 30.5 mm
✅ Material: High carbon steel
✅ Compatible with TA5530Z shell type needle roller bearing
✅ Pack size: single unit, sold each

💡 What is a needle roller bearing adapter sleeve used for in linear slide units?
An adapter sleeve is used to adapt a tapered bore to a straight shaft so bearings stay seated and aligned.
- Helps mount needle roller inserts and sealed ball bearing cartridges in tight linear slide unit assemblies.
- Provides accurate shaft fit and concentricity for gearbox, transmission, and shaft adapter applications.
- Works with a variety of materials, including ceramic or high carbon steel bearings, and shell-type adapters.