NSK 55187/55437
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
55187/55437
Boundary Dimensions
d
47.625
mm
Bore diameter
D
111.125
mm
Outside diameter
T
30.162
mm
Total width
B
26.909
mm
Width of inner ring
C
20.638
mm
Width of outer ring
Cup r (min.)
3.3
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
3.5
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
114000
N
Basic dynamic load rating
C0r
110000
N
Basic static load rating
Speeds
Grease
3200
min-1
Grease lubrication
Oil (Oil-bath)
4300
min-1
Oil-bath lubrication
a
37.3
mm
Effective load center
Dimensions
da
69
mm
Diameter of shaft abutment
Da
92
mm
Diameter of housing abutment
db
62
mm
Diameter of shaft abutment
Db
105
mm
Diameter of housing abutment
ra (max.)
3.5
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
3.3
mm
Radius of shaft or housing fillet of outer ring
