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
4192975 bearings are used in the Excavator Final drive system of Hitachi :
4192975 BRG.;ROL. Hitachi parts 218HSL, 270C LC JD, CX350DR, EX200-5Z JPN, EX270, EX270-5, EX280H-5, EX300, EX300-2, EX300-3, EX300-5, EX300-5HHE, EX300LC-5M, EX300LCLL-5, EX300LCLL-5M, EX345USR(LC), EX350H-5, EX350H-5HHE, EX350K-5
Off Grid Hybrid energy storage solar system is a solar system, suitable for a place where is no grid network or grid power is not stable.
This solar can be described as off-grid solar system with utility backup power, or grid-tied solar system with extra battery storage.
Commercial Hybrid Solar System Solar Panel Off Grid Hybrid System Kit 30kw,Using for Locations that do not allow net metering or selling back to the utility grid.
607 pulley bearing with outer coated POM ,the inner bearing is Chrome steel GCr15 ,we also can produce with customzied size ,material as your requirement .