NSK LM104949/LM104912
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
LM104949/LM104912
Boundary Dimensions
d
50.8
mm
Bore diameter
D
82.931
mm
Outside diameter
T
21.59
mm
Total width
B
22.225
mm
Width of inner ring
C
16.51
mm
Width of outer ring
Cup r (min.)
1.3
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
3.5
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
87500
N
Basic dynamic load rating
C0r
96000
N
Basic static load rating
Speeds
Grease
4300
min-1
Grease lubrication
Oil (Oil-bath)
5600
min-1
Oil-bath lubrication
a
15.7
mm
Effective load center
Dimensions
da
62
mm
Diameter of shaft abutment
Da
75
mm
Diameter of housing abutment
db
55
mm
Diameter of shaft abutment
Db
78
mm
Diameter of housing abutment
ra (max.)
3.5
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
1.3
mm
Radius of shaft or housing fillet of outer ring
