NSK 74537/74856
Inch Series Tapered Roller Bearings
(BRAND)：NSK
(Availability)：In Stock
(EMAIL)：info@noksbearings.com
Designations
74537/74856
Boundary Dimensions
d
136.525
mm
Bore diameter
D
217.488
mm
Outside diameter
T
47.625
mm
Total width
B
47.625
mm
Width of inner ring
C
34.925
mm
Width of outer ring
Cup r (min.)
3.3
mm
Chamfer dimension of outer ring (Cup)
Cone r (min.)
3.5
mm
Chamfer dimension of inner ring (Cone)
Basic Load Ratings
Cr
355000
N
Basic dynamic load rating
C0r
495000
N
Basic static load rating
Speeds
Grease
1500
min-1
Grease lubrication
Oil (Oil-bath)
2000
min-1
Oil-bath lubrication
a
48.4
mm
Effective load center
Dimensions
da
155
mm
Diameter of shaft abutment
Da
197
mm
Diameter of housing abutment
db
148
mm
Diameter of shaft abutment
Db
210
mm
Diameter of housing abutment
ra (max.)
3.5
mm
Radius of shaft or housing fillet of inner ring
ra (max.)
3.3
mm
Radius of shaft or housing fillet of outer ring
