Single Inner Ring IRT5530 Metric needle roller bearing, 55 mm Inside Diameter x 65 mm Outside Diameter x 30.5 mm Width, Shell-Type High-Carbon Steel for TA6530Z assembly

Single IRT5530 inner ring 55 x 65 x 30.5 mm
✔️ Metric inner ring, high-carbon steel, 55mm ID 65mm OD 30.5mm W

This single inner ring is a metric inner race for shell-type needle roller bearings, typically used in industrial gearboxes, conveyors, and linear slide units where compact radial support and precise alignment are needed.

✅ IRT5530 model, Metric series
✅ Fits shell-type needle roller bearings and pairs with TA6530Z
✅ Dimensions: 55 mm ID, 65 mm OD, 30.5 mm width
✅ High carbon steel inner race for durable, heavy-load use
✅ Sold as a single piece, ideal for repairs and replacements

💡 What is an inner ring used for in needle roller bearings? An inner ring gives a hardened raceway for the rollers to roll on, improving accuracy and wear life. Quick take: - Provides a compact, reliable raceway for radial load support in gearboxes, motors, and linear slide units. - Keeps needle rollers aligned for smooth operation; not the same as a sealed ball bearing or a ceramic option. - Useful for maintenance or rebuilds where precise fit with shells like TA6530Z matters.