Single row deep groove ball bearing with rubber seals in contact on both sides, Inner Diameter (d): 17 mm, Outer Diameter (D): 47 mm, Width (B): 14 mm, Estates: 2RSH (two rubber lip seals), Dynamic load, C: 14.3 kN, Basic static load, C: 6.55 kN, Limit speed: 11,000 rpm