601X is a tiny ball bearing with 1.5mm bore diameter. Its bearing ring is made of 52100 chrome steel (Gcr15), and bearing cage is made of stainless steel. It is a single row construction ball bearing with 6pcs of steel balls assembled with the cage. The ball size is 1.2 mm in diameter. Its weight is only 0.31 gram.

601X is a metric size tiny ball bearing with a dimension of 1.5x6x2.5 mm. Its bore diameter is 1.5 mm, outer diameter is 6 mm, and width is 2.5 mm. It’s an ABEC-1 grade bearing, the tolerance of bore and outer diameter is -0.008 to 0 mm, and the tolerance of width is -0.12 to 0 mm. Its radial clearance is 0.002 to 0.013 mm, which it is MC3 grade.

It can bear a dynamic radial load of 281 Newton, and a static radial load of 79 Newton. Lubrication is required, and with the oil lubricating its rotating max speed can reach up to 75,000 rpm. It is suitable to work in a temperature condition between -30℃ to 110℃.

With its tiny size, high speed but lower load, 601X is widely used in applications like precision instruments and micro motors, etc. Fitrun Bearing is a professional manufacturer of tiny ball bearings with 20 years bearing manufacturing experience. We can customize the bearing to fit your special applications. Please contact us to get a free and quick quotation for your custom bearings.