NSK 13687/13621
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
13687/13621
Boundary Dimensions
d
38.1
mm
Bore diameter
D
69.012
mm
Outside diameter
T
19.05
mm
Total width
B
19.05
mm
Width of inner ring
C
15.083
mm
Width of outer ring
Cup r (min.)
2.3
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
2
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
60000
N
Basic dynamic load rating
C0r
61000
N
Basic static load rating
Speeds
Grease
5300
min-1
Grease lubrication
Oil (Oil-bath)
7100
min-1
Oil-bath lubrication
a
15.8
mm
Effective load center
Dimensions
da
46.5
mm
Diameter of shaft abutment
Da
61
mm
Diameter of housing abutment
db
43
mm
Diameter of shaft abutment
Db
65
mm
Diameter of housing abutment
ra (max.)
2
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
2.3
mm
Radius of shaft or housing fillet of outer ring
