RNA6901UU machined needle roller bearing single unit, 16 mm ID x 24 mm OD x 22 mm width, high carbon steel with oil hole, for linear slide unit applications, sealed retrofit options

RNA6901UU machined needle roller bearing, single unit
✔️ 16 mm ID x 24 mm OD x 22 mm width, high carbon steel, oil hole

This single machined-type needle roller bearing is a compact, high-carbon steel unit commonly used in linear slide units, automotive linkages, and compact shafts where space is tight.

✅ Part number RNA6901UU, machined type
✅ Pack: single bearing unit for one-off repairs
✅ Dimensions: 16 mm ID x 24 mm OD x 22 mm width
✅ Material: high carbon steel with oil hole for lubrication
✅ Application: compact linear slide unit, automotive shafts
✅ Compatible with sealed ball bearing retrofits and ceramic options

💡 What is a needle roller bearing used for in compact linear slide units and small-shaft applications? Needle roller bearings provide high radial load capacity in minimal radial space, making them ideal for tight mechanical assemblies. Here's why they’re handy for tight layouts: - High radial load capacity in narrow housings, perfect for linear slide unit designs - Saves shaft space compared with standard roller bearings, good for compact machinery and automotive parts - Works well with sealed ball bearing setups or ceramic alternatives for lower friction and longer life - Common choice for small drives, linkages, and precision slide units