China factory supply EX700 excavator parts slewing bearing replacement Material:42CrMo/50Mn Structure:Internal gear four point contact slewing ball bearing Hardness:55~62HRC Inner and outer ring modulation hardness:229-269HB Operating temperature:-40â??-+150â?? Outer ring diameter(OD):1900mm Inner ring diamter(ID):1500mm Total height(H):160mm Teeth no(Z).:108 Warranty:1 year Application: hitachi excavator More types hitachi excavator slewing bearing we manufacture: EX60-1, EX60-2, EX60-3, EX60-5, EX70-5, ZAX60, ZAX70, ZAX80, EX90, EX100-1, EX120-1, EX110-5, EX120-2, EX120-3, EX120-5, EX130-5, ZAX110, ZAX120, ZAX130, UH063, UH07-7, EX200-1, EX200-2, EX200-5, EX210-5, ZAX200-3, ZAX200, ZAX210, ZAX200-6, ZAX230, ZAX240, ZAX220-5, ZAX270, EX300-1, EX300-2, EX300-3, EX350, ZAX330, EX330-3, EX300-5, ZX650, ZAX750, EX700, EX870. if you have needs of excavator slewing bearing, please contact us freely.