560S/553X

Inch Design Tapered Roller Bearings

560S/553X

Images shown are representations. Designs and specifications may differ from actual products.

Parts Number
560SR/553XR

Display units Metric Imperial

560SR/553XR

d	68.262	mm	Bore diameter
D	122.238	mm	Outside diameter
T	38.1	mm	Total width
B	36.678	mm	Width of inner ring
C	30.162	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)

Cr	198000	N	Basic dynamic load rating
C0r	221000	N	Basic static load rating

Grease	3000	min-1	Grease lubrication
Oil (Oil-bath)	4000	min-1	Oil-bath lubrication

28.8

Effective load center

da	83	mm	Diameter of shaft abutment
Da	108	mm	Diameter of housing abutment
db	76	mm	Diameter of shaft abutment
Db	115	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

Mass approx.	1.09	kg	Mass approx.(Cone)
Mass approx.	0.692	kg	Mass approx.(Cup)

CAD

Customer Questions

How are angular contact ball bearings (ACBBs) different from tapered roller bearings (TRBs)?

TRBs provide higher load capacity and rigidity than ACBBs. However, ACBBs can offer rotation at higher speeds than TRBs.

More Information
NSK Product Type2	TRBSR_ID
NSK Product Type	Bearing