IRT2530-1 Metric Needle Roller Inner Ring (Tapered I.D. 25 mm, O.D. 30 mm, Width 30.5 mm) Metric Series Replacement for TA3030Z Shell Type, Single Bearing Pack, High Carbon Steel

Single IRT2530-1 metric needle roller inner ring
✔️ Tapered I.D. 25 mm, O.D. 30 mm, Width 30.5 mm; High carbon steel

This single inner ring is a replacement inner race for metric needle roller bearings with a tapered bore. It pairs with TA3030Z shell-type housings and is commonly used in linear slide units, compact gearboxes, and precision machinery.

✅ Model IRT2530-1, metric inner ring for needle roller bearings
✅ Bore type: Tapered I.D. 25 mm
✅ O.D. 30 mm, Width 30.5 mm; High carbon steel material
✅ Fits TA3030Z shell type needle roller bearing; single bearing pack
✅ Weight 0.110 lb; suitable as replacement inner race for compact assemblies

💡 What is an inner ring for a needle roller bearing used for? It provides a hardened raceway for rollers and lets bearings be mounted in tight spaces. - Supports needle rollers and maintains alignment under high radial loads for reliable operation - Allows use with TA3030Z shell-type housings and compact linear slide units for precise motion - Often paired with sealed ball bearing setups or ceramic components in hybrid systems for specialty needs