Ceramic Si3N4 Bearing 4x8x3 - Shielded - Miniature inner diameter 110mm ✅ Material: Silicon Nitride (Si₃N₄)

✅ Material: Silicon Nitride (Si₃N₄) ceramic

✅ Pack size: 1 linear bearing

Longer lifespan - up to 5x more than standard bearings

51215 Thrust Ball bearing

9 74 57 27 22 ☑️ Equal to:

Ceramic Si3N4 Bearing 4x8x3 - Shielded - Miniature inner diameter 110mm ✅ Material: Silicon Nitride (Si₃N₄)4 x 8 x 3 Shielded Ball Bearing with Ceramic Balls 4 x 8 x 3 Ceramic Shielded Ball bearing, bearing is Chrome Steel, Comes with double metal shields (ZZ) to keep out dust and dirt, plus its pre lubricated with grease so its ready to roll right away. 4 x 8 x 3 Ball Bearing Deep Groove Ball Bearing Ceramic Balls (Si3N4) Material: Chrome Steel Closures: Double metal shields (ZZ) Lubrication: Pre lubricated with grease Dimensions: 4mm x 8mm x 3mm Metric