NSK 16986/16929
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
Designations
16986/16929
Boundary Dimensions
d
43
mm
Bore diameter
D
74.988
mm
Outside diameter
T
19.368
mm
Total width
B
19.837
mm
Width of inner ring
C
14.288
mm
Width of outer ring
Cup r (min.)
1.3
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
1.5
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
64500
N
Basic dynamic load rating
C0r
68000
N
Basic static load rating
Speeds
Grease
4800
min-1
Grease lubrication
Oil (Oil-bath)
6300
min-1
Oil-bath lubrication
a
17.2
mm
Effective load center
Dimensions
da
51
mm
Diameter of shaft abutment
Da
67
mm
Diameter of housing abutment
db
48.5
mm
Diameter of shaft abutment
Db
71
mm
Diameter of housing abutment
ra (max.)
1.5
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
1.3
mm
Radius of shaft or housing fillet of outer ring
