The self-aligning ball bearings with tapered hole named K behind the model number and with rubber on it 

Technical Details:

Precision Rating:ABEC-1,ABEC- 3,ABEC- 5,ABEC-7

Material:chromelsteel Gcr15

Vibration Level code: V1,V2.V3

Cage:steel cage,brass cage .

Sample:Acceptable

Feature:low noise,high speed,long life

Packaging: 1. Neutral Packing:White Plastic bag + Outer Carton + Pallet; 2. KONLON Brand packing:KONLON Plastic bag+KONLON box+KONLON outer carton + Pallet, 3, on customers's request

Details