HR80KBE52X+L Series

Double-Row Tapered Roller Bearings

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Grouped product items
Parts Number
HR80KBE52X+L Double-Row Tapered Roller Bearings			Add to Compare You can use this service by registering as a member.
HR80KBE52X+LC3 Double-Row Tapered Roller Bearings			Add to Compare You can use this service by registering as a member.

Product Information

Display units Metric Imperial

Designations

HR80KBE52X+L

Boundary Dimensions

d	80	mm	Bore diameter
D	140	mm	Outside diameter
B2	78	mm	Total width
C	63.5	mm	Width of outer ring
r (min.)	2.5	mm	Chamfer dimension
r1 (min.)	0.6	mm	Chamfer dimension

Basic Load Ratings

C_r	405000	N	Basic dynamic load rating
C_0r	505000	N	Basic static load rating

Speeds

Grease	2000	min^-1	Grease lubrication
Oil (Oil-bath)	2800	min^-1	Oil-bath lubrication

Abutment and Fillet Dimensions

da (min.)	95	mm	Diameter of shaft abutment
rb (max.)	0.6	mm	Radius of housing fillet of outer ring
Db (min.)	136	mm	Minimum width of space required in housing on large side face
ra (max.)	2	mm	Radius of shaft fillet of inner ring

Calculation factors

e	0.42	Constant
Y2	2.4	Axial load Factors
Y3	1.6	Axial load Factors
Y0	1.6	Axial load Factors

Mass

(approx.)

4.59

Drawing for Reference

Designations	Boundary Dimensions				Basic Load Ratings		Radial Internal Clearance			Tolerance Class	Limiting Speeds		Mass
Designations	d (mm)	D (mm)	B2 (mm)	C (mm)	C_r (N)	C_0r (N)		min	max	Tolerance Class	Grease (min^-1)	Oil (Oil-bath) (min^-1)	(approx.) (kg)
HR80KBE52X+L	80	140	78	63.5	405000	505000					2000	2800	4.59

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Not to scale.
(*) The chamfer dimensions are minimum values.
The bore diameter "no-go side" tolerances (High) specified in this drawing do not necessarily apply within a distance from the ring face to 1.2 times the chamfer dimension r (max).
Some of these tolerances conform to NSK standards.

CAD

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NSK Product Type2	TRBSR_DR
NSK Product Type	Bearing
Designations	HR80KBE52X+L