Please refer to the picture and select right type of bearings before your order (Sealed or Shield on BOTH or SINGLE side of the bearing). Suffix on the bearing just for differentiating between Sealed and Shield type of bearing. It would not affect the use of our product.
Shields (Designation Suffix Z/ZZ) - High speed. Protect from dirt and debris.
Sealed (Designation Suffix RS/2RS) - Made of sheet steel reinforced NBR (oil- and liquid-resistant). Lower limit speed than Shield Bearings.
Shield Type: Double Shielded
Inner Race/Outer Race Meterial: Chrome Steel (GCr15)
Cage Material: Stamping Steel
Inner Diameter (d): 12mm
Outer Diameter (D): 28mm
Thickness (B): 8mm
Dynamic Load Rating (Cr): 5.1kN
Static Load Rating (Cor): 2.38kN
Accuracy Class: P0 (ABEC-1)
Noise Level: Z1
Number of Pack: 10 Pcs