NSK RSF-4948E4
Full Complement Cylindrical Roller Bearings Double-Row For Sheaves: Open Type
(BRAND)：NSK
(Availability)：In Stock
Detailed data of
RSF-4948E4
Designations
RSF-4948E4
Boundary Dimensions
d
240
mm
Bore diameter
D
320
mm
Outside diameter
B
80
mm
Width
r (min.)
2.1
mm
Chamfer dimension
Basic Load Ratings
Cr
895000
N
Basic dynamic load rating
C0r
1770000
N
Basic static load rating
Speeds
Grease
400
min-1
Grease lubrication
Oil (Oil-bath)
800
min-1
Oil-bath lubrication
doh
7
mm
Diameter of oil hole
Axial displacement
5
mm
Permissible axial displacement for free-end bearings
Dimensions
da (min.)
251
mm
Diameter of shaft abutment
Da (max.)
309
mm
Diameter of housing abutment
ra (max.)
2
mm
Radius of shaft or housing fillet
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