LRT380415100 Inner Ring, Metric 380 mm ID x 415 mm OD x 100 mm Width, High Carbon Steel for Needle Roller Bearing Assembly (RNA4876), General Use, suits linear slide units and sealed bearings

Single metric LRT380415100 inner ring 380 x 415 x 100 mm
✔️ High carbon steel, for RNA4876 assembly, general use

This single inner ring is a machined metric component for needle roller bearing assemblies, typically used in gearboxes, industrial transmissions, and linear slide units where a durable, tapered bore ring is needed.

✅ Model: LRT380415100
✅ Series: LRT metric series
✅ I.D. 380 mm, O.D. 415 mm, Width 100 mm
✅ Material: High carbon steel; tapered bore type
✅ Fits: RNA4876 needle roller bearing assembly
✅ Pack: single inner ring, machined type, pack of 1

💡 What is an inner ring used for in needle roller bearing assemblies? An inner ring gives a hardened raceway and support for rollers. Quick answer: - Provides a precision running surface for needle rollers, improving load support and reducing wear in assemblies such as linear slide units - Helps shaft guidance and alignment in gearboxes, transmissions, and sealed ball bearing applications - Machined tapered bores ease installation and match RNA-style bearing cages for tight fits