SR156ZZ is an stainless steel inch deep groove ball bearing with metal double shielded. Its bearing ring is made of 440C stainless steel, and bearing cage and shields are made of 300 series stainless steel.
The dimensions of SR156ZZ bearing are 3/16 x 5/16 x 1/8 Inch (0.1875" x 0.3125" x 0.125"). Its inner bore diameter is 3/16 inch (0.1875”), outer diameter is 5/16 inch (0.3125”), bearing thickness is 1/8 inch (0.125”). The tolerance of bore and outer diameter is -0.0003" to 0", and the tolerance of width is -0.005" to 0". SR156ZZ is an MC3 grade miniature ball bearing, its radial clearance is 0.00008" to 0.0005". There are 8 pieces of steel balls in the cage assembly, the cage material is stainless steel, and the ball size is 0.06252 inch. The net weight of R156ZZ is 0.52 gram approximately.
SR156ZZ is a micro stainless steel ball bearing, with a Cr (Continuous Rating) dynamic load of 62 lbf and a Cr static load of 24 lbf. Lubrication is required and prefilled for smoother and long-term maintenance free operation. With light oil lubricating its rotating max speed can reach up to 47,700 rpm. It is suitable to work in a temperature condition between -86 to 230 °F.
Fitrun Bearing is a professional manufacturer of miniature stainless steel ball bearings with 20 years bearing manufacturing experience in China. We can customize the bearing to fit your special applications. Huge stock, fast delivery, high quality and competitive prices are what we offer to you. Please contact us to get a free and quick quotation today.