RNA6904UU Machined Needle Roller Bearing Single Unit, 25 mm Inside Diameter x 37 mm Outside Diameter x 30 mm Width, High-Carbon Steel with Oil Hole, Sealed for Linear Slide Unit Applications

Single RNA6904UU needle roller bearing 25x37x30 mm
✔️ Machined type, oil hole, sealed, ideal for linear slides

This machined-type needle roller bearing is a single-unit replacement used in compact linear slide units, gearboxes, and low-profile shaft applications.

✅ Model: RNA6904UU, machined needle roller bearing
✅ Dimensions: 25 mm ID x 37 mm OD x 30 mm width
✅ Material: high carbon steel, machined finish, oil hole lubrication
✅ Single bearing pack - sold as 1 unit for repairs and builds

💡 What is a needle roller bearing used for in low-profile linear slide units? Needle roller bearings pack high radial load capacity into a thin profile, great for tight shaft spaces. - They deliver strong radial support in linear slide unit and compact shaft setups. - Ideal when you need a low-profile sealed bearing option with oil lubrication and high stiffness. - Commonly used in gearboxes, automotive linkages, and precision linear slides where space is tight.