L45449/L45410

Inch Design Tapered Roller Bearings

L45449/L45410

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

Parts Number
L45449/L45410

Display units Metric Imperial

L45449/L45410

d	29	mm	Bore diameter
D	50.292	mm	Outside diameter
T	14.224	mm	Total width
B	14.732	mm	Width of inner ring
C	10.668	mm	Width of outer ring
Cup r (min.)	1.3	mm	Chamfer dimension of outer ring (Cup)
Cone r (min.)	3.5	mm	Chamfer dimension of inner ring (Cone)

Cr	33000	N	Basic dynamic load rating
C0r	34000	N	Basic static load rating

Grease	7100	min-1	Grease lubrication
Oil (Oil-bath)	9500	min-1	Oil-bath lubrication

10.8

Effective load center

da	39.5	mm	Diameter of shaft abutment
Da	44.5	mm	Diameter of housing abutment
db	33	mm	Diameter of shaft abutment
Db	48	mm	Diameter of housing abutment
ra (max.)	3.5	mm	Radius of shaft or housing fillet of inner ring
ra (max.)	1.3	mm	Radius of shaft or housing fillet of outer ring

Mass approx.	0.079	kg	Mass approx.(Cone)
Mass approx.	0.036	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