4200411bearings are used in the Excavator Final drive system of Hitachi :
4200411 BRG.;ROL. Hitachi parts 218HSL, CX400, CX500, CX500DR, CX500S, CX550, EX300-5, EX300LC-5M, EX300LCLL-5, EX300LCLL-5M, EX345USR(LC), EX350H-5, EX350K-5, EX370-5M, EX370HD-5, EX370LL-5M, EX385USR, EX400, EX400-3, EX450MT-5