NA49/32UU Machined Needle Roller Bearing, Single Sealed Inner-Ring, 32 mm ID x 52 mm OD x 20 mm Wide, High-Carbon Steel, Oil Hole, Caged Metric Series

Machined NA49/32UU sealed needle roller bearing
✔️ Single sealed bearing, 32 mm ID x 52 mm OD x 20 mm W, oil hole

This single sealed needle roller bearing (NA49/32UU) is a machined, caged inner-ring unit made from high-carbon steel for high radial loads. It’s typically used on compact shafts, linear slide units, gearboxes and industrial transmissions where space is tight.

✅ Model NA49/32UU, NA49 metric series, caged machined type
✅ Inner ring included with seals and oil hole for relubrication
✅ Dimensions: 32 mm ID x 52 mm OD x 20 mm width
✅ Material: high-carbon steel, dynamic 29,400 N, static 44,200 N
✅ Max speed 5,000 rpm, single unit pack for maintenance swaps

💡 What is a sealed needle roller bearing used for in linear slide units and compact shafts? Sealed needle roller bearings are handy when you need high radial load capacity in tight spaces and reliable contamination protection. - Ideal for supporting compact shafts and improving load capacity in linear slide units. - Sealed design with oil hole helps keep lubricant in and contaminants out for longer maintenance intervals. - Common in gearboxes, transmissions, indexers, and assemblies where a sealed ball bearing or compact bearing solution is needed.