NSK 47687/47620
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
47687/47620
Boundary Dimensions
d
82.55
mm
Bore diameter
D
133.35
mm
Outside diameter
T
33.338
mm
Total width
B
33.338
mm
Width of inner ring
C
26.195
mm
Width of outer ring
Cup r (min.)
3.3
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
6.8
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
185000
N
Basic dynamic load rating
C0r
236000
N
Basic static load rating
Speeds
Grease
2600
min-1
Grease lubrication
Oil (Oil-bath)
3600
min-1
Oil-bath lubrication
a
29
mm
Effective load center
Dimensions
da
103
mm
Diameter of shaft abutment
Da
119
mm
Diameter of housing abutment
db
90
mm
Diameter of shaft abutment
Db
128
mm
Diameter of housing abutment
ra (max.)
6.8
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
3.3
mm
Radius of shaft or housing fillet of outer ring
