Tapered roller bearings, single row

Dimensions

d		300	mm
D		420	mm
T		76	mm
d₁	≈	359	mm
B		76	mm
C		57	mm
r_1,2	min.	4	mm
r_3,4	min.	3	mm
a		79	mm

Abutment dimensions

d_a	max.	324	mm
d_b	min.	314	mm
D_a	min.	383	mm
D_a	max.	406	mm
D_b	min.	405	mm
C_a	min.	12	mm
C_b	min.	19	mm
r_a	max.	4	mm
r_b	max.	3	mm

Calculation data

Basic dynamic load rating	C		1050	kN
Basic static load rating	C₀		2240	kN
Fatigue load limit	P_u		190	kN
Reference speed			950	r/min
Limiting speed			1400	r/min
Calculation factor	e		0.4
Calculation factor	Y		1.5
Calculation factor	Y₀		0.8

Mass

Mass bearing

31.638

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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