NSK LM12749/LM12710
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
LM12749/LM12710
Boundary Dimensions
d
22
mm
Bore diameter
D
45.237
mm
Outside diameter
T
15.494
mm
Total width
B
16.637
mm
Width of inner ring
C
12.065
mm
Width of outer ring
Cup r (min.)
1.3
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
1.3
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
36000
N
Basic dynamic load rating
C0r
33500
N
Basic static load rating
Speeds
Grease
8500
min-1
Grease lubrication
Oil (Oil-bath)
11000
min-1
Oil-bath lubrication
a
10
mm
Effective load center
Dimensions
da
27.5
mm
Diameter of shaft abutment
Da
39.5
mm
Diameter of housing abutment
db
26
mm
Diameter of shaft abutment
Db
42.5
mm
Diameter of housing abutment
ra (max.)
1.3
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
1.3
mm
Radius of shaft or housing fillet of outer ring
