Inner (d): 12mm
Outer (D): 39.9mm
Width (B): 18mm
Mass: 0.11kg
Precision: ABEC1/P0
Lubrication: standard grease
NPP: bearing with rubber seals on both sides
KDD: bearing with metal seals on both sides
Inner (d): 85mm
Outer (D): 130mm
Width (B): 34mm
Weight: 1.55kg/pc
Seal: without seal
K: taper is 1: 12
W33:bearing with lubrication holes on outer ring
d: 200 mm
D: 280 mm
B: 76 mm
Weight: 14kg/set
C: 15 degree contact angle
DB: back to back, used in pair
Basic load ratings Cr: 415 kN
Basic load ratings C0r: 509 kN