Machined Needle Roller Bearing NA4919UU - Single sealed inner ring, caged type with oil hole, high carbon steel, 95 mm ID x 130 mm OD x 35 mm width, NA49 metric series for industrial use

Machined needle roller bearing NA4919UU sealed unit
✔️ Single bearing, 95 mm ID x 130 mm OD x 35 mm width, high carbon steel

This single machined, caged needle roller bearing with an inner ring is a sealed industrial component used in gearboxes, conveyors and linear slide units for high-load, space-saving shaft support.

✅ Model: NA4919UU, NA49 metric series
✅ Type: Caged machined needle roller bearing with inner ring
✅ Material: High carbon steel with synthetic rubber seals
✅ Dimensions: 95 mm ID x 130 mm OD x 35 mm width
✅ Features: Oil hole present, sealed enclosure for contamination protection
✅ Load & speed: Dynamic 109000 N, Static 250000 N, max speed 1700 rpm

💡 What is a needle roller bearing used for in industrial linear slide units and gearboxes?

Needle roller bearings are handy when you need compact, high-load support in tight spaces. They work well where roller contact reduces friction and saves radial space. - Ideal for high-load shaft support in gearboxes, transmissions and conveyor drives - Common choice for linear slide unit applications where sealed ball bearing alternatives may be too bulky - Used in assemblies requiring inner ring, oil hole lubrication and synthetic rubber seals for contamination control - Favored in industrial equipment for high static capacity and confined radial envelopes