Tapered roller bearings, single row

Dimensions

d		40	mm
D		80	mm
T		24.75	mm
d₁	≈	58.45	mm
B		23	mm
C		19	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1.5	mm
a		19	mm

Abutment dimensions

d_a	max.	48	mm
d_b	min.	47	mm
D_a	min.	68	mm
D_a	max.	73	mm
D_b	min.	75	mm
C_a	min.	3	mm
C_b	min.	55	mm
r_a	max.	1.5	mm
r_b	max.	1.5	mm

Calculation data

Basic dynamic load rating	C		74.8	kN
Basic static load rating	C₀		86.5	kN
Fatigue load limit	P_u		9.8	kN
Reference speed			6300	r/min
Limiting speed			8500	r/min
Calculation factor	e		0.37
Calculation factor	Y		1.6
Calculation factor	Y₀		0.9

Mass

Mass bearing

0.526

kg

For additional information about the meaning and limitations of the product data, refer to Single row tapered roller bearings and Principles of bearing selection and application.

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