618/630M Deep Groove Ball Bearing

• Item: 618/630M Ball Bearings;

• Type: Deep Groove Ball Bearings;

• Brand: RDRJ

• Material:

     Outer ring: High-carbon chrome bearing steel (Fully quench-hardened);

     Inner ring: High-carbon chrome bearing steel (Fully quench-hardened);

     Ball: High-carbon chrome bearing steel (Fully quench-hardened);

     Retainer: High-carbon chrome steel stamping;

     Seals: Cold-reduced electrolytic tinplate; 

• Dimensions: 630mm x 780mm x 69mm;

• ID (inner diameter)/Bore: 630mm;

• OD (outer diameter): 780mm;

• Width/Height/Thickness: 69mm;

• Precision Rating: ISO Class 6/ ABEC-3/ DIN P6/JIS Class 6;

• Basic static load capacity: 400Cor(KN);

• Basic dynamic load capacity: 780Cr(KN);

• Limiting Speed: 1600 rpm (Grease lubricated); 900 rpm (Oil lubricated);

• Type of Retainer:Center-punch riveted;

• Number of Row: Single Row.