Bearings,as important components in contemporary mechanical equipment,mainly support the mechanical rotating body,which can reduce the friction coefficient during its movement and ensure its rotation accuracy.
All bearings are available in 52100 Chrome Steel or 440 Stainless Steel. Bearings also available with single shield or seal: suffix Z, RS, RU or TS. TTS is used smaller ball, load rating is lower than standard.
4321887 bearings are used in the Excavator Final drive system of Hitachi :
4321887 BRG.;ROL. Hitachi parts CHR70, EX100-2, EX100-3, EX100-3C, EX100-5, EX100-5 JPN, EX100M-5, EX120-2, EX120-3, EX120-3C, EX120-5, EX120-5 JPN, EX120-5HG, EX120-5LV JPN, EX120-5X, EX120-5Z, EX120K-2, EX120K-3, EX120SS-5, EX130H
MF85ZZ bearing is a flanged ball bearing made of chrome steel in which the bearing is metal shield from both sides It has an 5mm inner diameter, a 8mm outer diameter, a 2.5mm thickness, and an 9.2mm flange.
M6x27x9mm U groove nylon coated bearing pulley are produce with Chrome steel can used for drawer or Showcase,we can provide free sample for you test quality .