NSK 36990/36920
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
36990/36920
Boundary Dimensions
d
177.8
mm
Bore diameter
D
227.012
mm
Outside diameter
T
30.162
mm
Total width
B
30.162
mm
Width of inner ring
C
23.02
mm
Width of outer ring
Cup r (min.)
1.5
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
1.5
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
215000
N
Basic dynamic load rating
C0r
395000
N
Basic static load rating
Speeds
Grease
1300
min-1
Grease lubrication
Oil (Oil-bath)
1800
min-1
Oil-bath lubrication
a
42.9
mm
Effective load center
Dimensions
da
189
mm
Diameter of shaft abutment
Da
214
mm
Diameter of housing abutment
db
186
mm
Diameter of shaft abutment
Db
221
mm
Diameter of housing abutment
ra (max.)
1.5
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
1.5
mm
Radius of shaft or housing fillet of outer ring
