Product Name: Carbon Steel Deep Groove Ball BearingsPlace of Origin: ChinaHuaneng bearings are leading the industry in terms of stable performance and reliable quality. They are suitable for such applications as light to medium loads and low to medium rotation speeds. Features: 1) Materials: a) Rings and balls: GCr15 chrome bearing steel (AISI52100), 9Cr18 stainless steel (AISI440), carbon steel, beryllium bronze b) Cages: H62 brass strips, 08/SPCC steel strips, 3Cr13/1Cr18Ni9 stainless steel strips, plastic or copper stock 2) Specifications: 604-6009, 624-6208, 634-6308, 684-6808, 694-6908 3) Tolerance: ABEC-1, ABEC-3, ABEC-5, ABEC-7 4) Clearance: blank, C2, C3, C4, C5 Load rating and life: 1) Dynamic load rating (Cr) is in accordance with ISO281/1 standard 2) Static load rating (Cor) is in conformity with ISO76 standard 3) Rating life is in accordance with ISO281/1 standard Lubrication: 1) Bearing are lubricated before delivery 2) Suitable for such applications as light to medium loads and low to medium rotation speeds 3) Working temperature: -20 to 120°C 4) Custom grease and lubricating methods are available upon request Packing: Plastic tube + export carton Special packing is available upon request