S6903-2RS Hybrid Ceramic Sealed Ball Bearing PREMIUM ABEC-7

S6903-2RS Hybrid Ceramic Sealed Ball Bearing
✨ ABEC-7 - 17mm x 30mm x 7mm - Si₃N₄ Balls & Stainless Steel Rings

The S6903-2RS is a premium hybrid ceramic ball bearing featuring precision ABEC-7 tolerances and non-contact rubber seals. It combines stainless steel races with ultra-lightweight, high-speed silicon nitride (Si₃N₄) ceramic balls. Ideal for high-performance electric motors, e-mobility, robotics, and aerospace systems. This listing is for one bearing.

🟢 Bearing type: Deep groove hybrid ceramic ball bearing
🟢 Model: S6903-2RS
🟢 Inner diameter: 17mm
🟢 Outer diameter: 30mm
🟢 Width: 7mm
🟢 Balls: Silicon nitride (Si₃N₄) ceramic
🟢 Rings: Stainless steel
🟢 Cage: PA66 (nylon)
🟢 Quality: ABEC-7 rated for ultra precision
🟢 Clearance: C3
🟢 Seals: Double non-contact rubber seals
🟢 Lubrication: SRL grease (self-lubricated)
🟢 Quantity: 1 bearing