Single machined needle roller bearing NA4912UU, 60 mm ID x 85 mm OD x 25 mm width, caged inner ring with seals and oil hole, high carbon steel, NA49 metric series, up to 2500 rpm

Single machined needle bearing NA4912UU 60 x 85 x 25 mm
✔️ Caged inner ring, seals & oil hole, high carbon steel, 2500 rpm

This is a single machined needle roller bearing sold as 1 each. Commonly used for compact radial support in gearboxes, automotive linkages, and linear slide unit assemblies where sealed bearing performance matters.

✅ Model NA4912UU, NA49 metric series
✅ Bore (ID) 60 mm, Outside diameter (OD) 85 mm, Width 25 mm
✅ Caged machined type with inner ring and seals
✅ High carbon steel, synthetic rubber seals, oil hole present
✅ Dynamic load capacity 54,500 N, static 92,800 N
✅ Maximum speed up to 2500 rpm; sealed bearing for linear slide unit use
✅ Single bearing sold as 1 each; weight ~1.000 lb

💡 What is a needle roller bearing used for in linear slide unit applications? Needle roller bearings give high radial load capacity in a very compact, low-profile package, making them ideal where shaft space is limited. They're handy for tight installations and offer a sealed bearing option for contamination resistance. - High radial load support with thin cross-section, great for compact actuators and gearboxes. - Low friction and reliable performance for linear slide units and sealed bearing systems. - Common in automotive transmissions, power steering columns, and precision industrial slides.