RNA6902UU single sealed caged needle roller bearing, machined type with oil hole, 20 mm ID x 28 mm OD x 23 mm W, high carbon steel, RNA69 metric series, 18500 N dynamic

Single sealed machined needle bearing, 20 x 28 x 23 mm
✔️ Single bearing, caged machined type, oil hole, seals, 18500 N dyn

This single sealed caged needle roller bearing (RNA6902UU) is a machined high carbon steel unit designed for tight radial spaces in linear slide units, compact shafts, and automotive actuators. It’s sold as one bearing per listing.

✅ Inside diameter (ID): 20 mm
✅ Outside diameter (OD): 28 mm
✅ Width: 23 mm
✅ Material: High carbon steel, caged machined type
✅ Sealing & lubrication: With seals and oil hole for serviceable lubrication
✅ Load ratings: Dynamic 18500 N, Static 27100 N
✅ Speed & rows: Up to 8500 rpm, single-row needle rollers
✅ Series & model: RNA69 metric series, model RNA6902UU, SKU 862659
✅ Pack size: Single bearing, sold each

💡 What is a needle roller bearing used for in compact linear slide units and tight radial spaces? Needle roller bearings give high radial load capacity in limited envelope and are handy for compact drives and slides. - High load density: needle roller bearing supports heavy radial loads with minimal radial cross-section, ideal for linear slide unit setups - Sealed and caged options: sealed bearing with oil hole keeps lubrication in and contaminants out for longer service life - Typical uses: automotive actuators, compact gearboxes, transmission shafts, cam followers and compact motion guides