NSK LM503349/LM503310
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
LM503349/LM503310
Boundary Dimensions
d
46
mm
Bore diameter
D
75
mm
Outside diameter
T
18
mm
Total width
B
18
mm
Width of inner ring
C
14
mm
Width of outer ring
Cup r (min.)
1.5
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
2.3
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
63000
N
Basic dynamic load rating
C0r
71500
N
Basic static load rating
Speeds
Grease
4500
min-1
Grease lubrication
Oil (Oil-bath)
6300
min-1
Oil-bath lubrication
a
15.9
mm
Effective load center
Dimensions
da
55
mm
Diameter of shaft abutment
Da
67
mm
Diameter of housing abutment
db
51
mm
Diameter of shaft abutment
Db
71
mm
Diameter of housing abutment
ra (max.)
2.3
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
1.5
mm
Radius of shaft or housing fillet of outer ring
