683ZZ Bearing 20pcs 3x7x3mm Miniature Ball Bearings

1. High speed, low noise, long life2. High temperature resistance, high precision, excellent products3. Bearing collar: contains inner ring and outer ring; high quality steel support, high efficiency to prolong bearing life4. Rolling body: transfer the load between inner and outer ring5. Cage: reduce friction heat, optimize the load, easy to disassemble6. Integral seal: significantly extend the bearing life, retain the lubricant in the bearing to keep contaminants out of the doorParameters:1. Model: 683ZZ2. Inner diameter: 3mm3. Outer diameter: 8mm4. Width: 3mm5. Precision grade: P06. Standard number: GBT/276-20137. Cage and material: J steel plate stamping8. Cr (kN): 3109. Cor (kN): 11010. Limit speed of grease lubrication (rpm) : 2000011. Oil lubrication limit speed (rpm): 22000