Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Single row tapered roller bearings -- Tapered roller bearings, single row SKF 3490/3420

3490/3420

SKF Explorer

Dimension series

3400

Dimensions

d		38.1	mm
D		79.375	mm
T		29.37	mm
d₁	≈	57.3	mm
B		29.771	mm
C		23.812	mm
r_1,2	min.	3.5	mm
r_3,4	min.	3.3	mm
a		20.301	mm

Abutment dimensions

d_a	max.	46	mm
d_b	min.	50.5	mm
D_a	min.	65	mm
D_a	max.	68.5	mm
D_b	min.	73	mm
C_a	min.	4	mm
C_b	min.	5.5	mm
r_a	max.	3.5	mm
r_b	max.	3.3	mm

Calculation data

Basic dynamic load rating	C	112	kN
Basic static load rating	C₀	110	kN
Fatigue load limit	P_u	12.5	kN
Reference speed		7000	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

0.68

Model Number: 3490/3420
Inner Diameter：38.1mm Outer Diameter：79.375mm Width：29.37mm
Reference speed:8500 r/min Limiting speed:7000 r/min
Type：Bearings, units and housings Roller bearings Tapered roller bearings Single row tapered roller bearings
Details： Single row tapered roller bearings Tapered roller bearings, single row
Update date：2024-12-13
Application:surgical instruments,special broaching machine,drawing die,sawing machine,machine tool spindle,Generator,glass processing machine,decoration machinery,electrostatic protection,transportation equipment,casting embedding
Similar models:3490/3420
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