KOYO NNU4921 Bearing
KOYO NNU4921 Bearing , KOYO bearing , KOYO NNU4921 original , KOYO bearings sealed
d - 105 mm
Fw - 118 mm
D - 145 mm
B - 40 mm
C - 40 mm
r min. - 1,1 mm
da min. - 111,5 mm
da max - 116 mm
Da max. - 138,5 mm
db min - 120 mm
ra max. - 1 mm
Weight - 2 Kg
Basic dynamic load rating (C) - 157 kN
Basic static load rating (C0) - 306 kN
(Grease) Lubrication Speed - 3900 r/min
(Oil) Lubrication Speed - 4600 r/min
Size:105 mm * 145 mm *
- #number
- ID(内径)
- OD(外径)
- B(厚度)
