Outside Diameter: 50.8mm
Inner Diameter: 39.7mm
Thickness: 7.1mm
Weight: 31g
Cage: without
Material: chrome steel
Precision: ABEC3, equals to P6
Seal Type: rubber seal on both sides
Inner Diameter: 25mm
Outer Diameter: 62mm
Width: 19mm
Weight: 0.35kg
N: bearing has snap ring groove on outer ring
R: bearing with snap ring
Structure: deep groove ball bearing
Inner (d): 44.988mm
Outer (D): 80mm
Width (T): 24mm
Weight: 0.59kg
Number of Row: single row
Structure: taper roller bearing
Also Known As: U497/U460L, U 497/U 460 L, U497-904A3, U497-9A4A3, U497-9A4A3/K444658, set 80, 40210-EB000, etc.