NJ type Glass fiber reinforced polyamide 6, 6 cage Inner ring with brim on one side, outer ring with brim on both sides Inner ring diameter (mm): 65 Outer ring diameter (mm): 120 Width (mm): 23 Accuracy grade: ISO 492 Dimensional accuracy Normal tolerance, rotational accuracy P6等级 印章:开放类型 工作温度范围(℃):-40至+120(润滑剂不包含EP添加剂时)