Spherical roller bearings

Dimensions

d		25	mm
D		52	mm
B		18	mm
d₂	≈	31.3	mm
D₁	≈	44.2	mm
b		3.7	mm
K		2	mm
r_1,2	min.	1	mm

Tapered bore, taper 1:12

Abutment dimensions

D_a	max.	46.4	mm
r_a	max.	1	mm

Calculation data

Basic dynamic load rating	C		49.9	kN
Basic static load rating	C₀		44	kN
Fatigue load limit	P_u		4.7	kN
Reference speed			13000	r/min
Limiting speed			17000	r/min
Calculation factor	e		0.35
Calculation factor	Y₁		1.9
Calculation factor	Y₂		2.9
Calculation factor	Y₀		1.8

Mass

Mass bearing

0.26

kg

Mounting information

Recommended lock nut tightening angle

α

100

°

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

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