Machined Needle Roller Bearing Single Unit NA4830 - 150 mm ID x 190 mm OD x 40 mm Width, Caged Inner Ring, High Carbon Steel, Oil-Hole Lubrication, Metric NA48 Series, Industrial Precision

Machined NA4830 needle roller bearing, single unit
✔️ 150 mm ID x 190 mm OD x 40 mm width; caged inner ring; oil holes

This machined-type needle roller bearing (single unit) is built for industrial gearboxes, transmissions and linear slide units where compact radial load support is needed.

✅ 150 mm inner diameter (i.d.)
✅ 190 mm outer diameter (o.d.)
✅ 40 mm width; caged machined type
✅ High carbon steel material; oil-hole lubrication
✅ Dynamic capacity 168000 N; static capacity 446000 N
✅ Maximum speed 2500 rpm; NA48 metric series; model NA4830

💡 What is a needle roller bearing used for in industrial equipment? Needle roller bearings are handy for offering high radial load support in tight spaces. Quick overview: - Compact alternative to sealed ball bearing designs when space is limited - Commonly used in linear slide unit guides, gearbox pinions, and transmission shafts - Good choice where ceramic or sealed options won't meet the package or load requirements