Machined needle roller single bearing NA6903, 17 mm ID x 30 mm OD x 23 mm width, caged inner ring with oil hole, high-carbon steel metric series for linear slide units and precision applications

Single machined needle roller bearing NA6903
✔️ 17 mm ID x 30 mm OD x 23 mm width, oil hole, caged inner ring

This single machined-type needle roller bearing fits tight assemblies like linear slide units, gearboxes, and automotive linkages.

✅ ID: 17 mm; OD: 30 mm; Width: 23 mm
✅ Material: high carbon steel; series NA69 metric
✅ Type: caged machined with inner ring and oil holes
✅ Dynamic load capacity: 20,800 N; Static load: 32,500 N
✅ Max speed: 18,000 rpm; enclosure: open
✅ Single bearing pack; model NA6903; precision fit

💡 What is a needle roller bearing used for in linear slide units and precision machinery? They are handy when you need a high radial load solution in limited radial space. Quick summary: - Supports high radial loads in tight assemblies like linear slide units and actuators - Low-profile option compared to sealed ball bearing setups or cylindrical rollers - Common in robotics, gearboxes, and automotive linkages for precise motion control