Inner (d): 20 MM
Outer (D): 47 MM
Width (B): 28 MM
Mass: 0.21kg
C: bearing contact angle is 15 degree
DB: back to back arrangement, used in pair
GN: normal preload
P5: precision P5/ JIS class 5
Weight: 4.4kg
d (Bore diameter): 85 mm
D (Outside diameter): 180 mm
B (Width): 41 mm
Material: Gcr15 steel
Internal Play: C3
Structure: Radial ball bearing
Seal: Metal seal on both sides
Bore diameter: 50 mm
Outside diameter: 110 mm
Width: 27 mm
Mass: 1.12kg
ZZ:metal seals on 2 sides
C3:clearance is C3, which is larger than C0
Limiting Speed: 6700 RPM
Structure: single row deep groove ball bearing