Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 61902-2Z

W 61902-2Z

Dimensions

d		15	mm
D		28	mm
B		7	mm
d₁	≈	18.8	mm
D₂	≈	25.3	mm
r_1,2	min.	0.3	mm

Abutment dimensions

d_a	min.	17	mm
d_a	max.	18.5	mm
D_a	max.	26	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	3.71	kN
Basic static load rating	C₀	2.24	kN
Fatigue load limit	P_u	0.095	kN
Reference speed		56000	r/min
Limiting speed		28000	r/min
Calculation factor	k_r	0.025
Calculation factor	f₀	14.3

Mass

Mass bearing

0.016

Model Number: W 61902-2Z
Inner Diameter：15mm Outer Diameter：28mm Width：7mm
Reference speed:28000 r/min Limiting speed:56000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-04-19
Application:chromatography,electrostatic protection,Machine Tool Accessories,Roller mill,Small air generators,security equipment,knitted fabrics,Dental Drill etc,Industrial,engineering machinery,Garment Accessories
Similar models:61902 W 61902 R-2RS1 W 61902-2RZ W 61902 R-2Z W 61902-2RS1 W 61902 R 61902-2Z W 61902 W 61902-2Z 61902-2RZ
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