627 Ball Bearing
627 Ball Bearing


Features:low density, strong solidity, low friction coefficient, abrasion resistance, magnetic resistance, acid and alkali resistance, good resistance to wear and tear, electric insulation, self-lubrication, temperature resistance of over 300C, high speed rolling rates, cool temperatures, light weight (60% lighter than steel), elasticity (50% higher than steel), and a long service life (3 to 5 times longer than full chrome steel bearings).

Application:Electro plating, electro polishing ,Food processing, vacuum applications.Fiber processing, conveyor processing. Medical radiation, photo processing,Computer assembly, electronics applications, Medicine equipment, wet applications.

Part Number 627 – R-2270 Miniature Ball Bearings Bearing
Bore Dia (d) 7 mm
Outer Dia (D) 22mm
Width (B) 7mm
Bearing Type Shielded or Seal and Open are available.
Material 52100 Chrome steel, stainless steel and ceramic are available.
Dynamic Load Rating (Cr) (Newtons) 2794
Static Load Rating (Cor) (Newtons) 1103
Max Speed (Grease) (X1000 RPM) 30
Max Speed (Oil) (X1000 RPM) 36
Ball Qty 7
Ball Dia (Dw) 3.9690mm
Weight (g) (grams) 12.7
Note ABEC Grades 1, 3, 5, 7, and 9 are available. Also, the equivalent ISO classes.