Single row deep groove ball bearing with rubber seals in contact on both sides, Inner Diameter (d): 15 mm, Outer Diameter (D): 42 mm, Width (B): 13 mm, Estates: 2RSH (two rubber lip seals), Dynamic load, C: 11.8 kN, Basic static load, C: 5.3 kN, Limit speed: 13,000 rpm