WZZG 4PC S689 stainless steel hybrid ceramic bearing 9*17*5mm kiln fan bearing seal cover 2RS

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WZZG stainless steel hybrid ceramic bearing S689-2RS

Item number: S689-2RS

Structure: deep groove

Bearing material: 440C stainless steel

Ball Material: Ceramic Si3N4

Bearing Type: Hybrid Ceramic Ball Bearing

Inner diameter (d): 9mm

Outer diameter (D): 17mm

Width (B): 5mm

Closure: Rubber Seal (2RS)

Lubrication: Grease

Magnetic: small

Hardness: 58HRC

Corrosion resistance: general

Gap: C0

Bearing grade: ABEC-7


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