MF128ZZ is a chrome steel flange ball bearing with metal double shielded. Its ring and ball are made of 52100 chrome steel (Gcr15), and its cage and shields are made of 300 series stainless steel. SMF128ZZ is a stainless steel flange ball bearing which is the same size as MF128ZZ.

MF128ZZ is a metric size flanged ball bearing with a dimension of 8x12x3.5 mm. Its bore diameter is 8mm, outer diameter is 12mm, and width is 3.5mm. The flange outer diameter is 13.6 mm, and the flange thickness is 0.8 mm. It is an ABEC-1 grade flanged bearing. It’s bore and outer diameter tolerance is -0.008 to 0 mm, and the tolerance of width is -0.12 to 0 mm.

There are 12 pieces of steel balls assembled with the cage. The ball diameter is 1.2 mm. The bearing net weight of MF128ZZ is 0.99 grams approximately. MF128ZZ is an MC3 grade flange ball bearing with a radial clearance of 0.002 to 0.013 mm.

MF128ZZ is a radial load bearing with single row construction. It has a Cr (Continuous Rating) dynamic load of 462 N, and a Cr dynamic load of 219 N. Its shaft mount type is press fit, and its max rotating speed can be up to 40,000 rpm. The working temperature range is -30 ℃ to 110 ℃.

MF128ZZ is widely used in applications which require high speed but lower work load, such as food processing machinery, conveyors, material handling, textile machines, baggage systems, medical equipment, 3D printing machine, etc.

Fitrun's MF128ZZ (SMF128ZZ) is a potential replacement for NMB DDLF-1280ZZ, EZO SMF128ZZS, McMaster-Carr 7804K145 and Dynaroll SMF128ZZS. You can check the NMB Bearing Cross Reference Chart for more potential interchange between Fitrun Bearing and NMB Bearing.

Fitrun Bearing is a professional manufacturer of micro flanged ball bearing with 20 years bearing manufacturing experience. We can customize the bearing to fit your special applications. Please contact us today to get a quick and non-obligation quotation for your custom flanged bearing today.