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

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.	18.3	mm
D_a	max.	26	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	4.36	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	0.02
Calculation factor	f₀	14.3

Mass

Mass bearing

0.016

Model Number: 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：2026-07-29
Application:position switch,wheel lathe,generator,industry test,Microwave Equipment,Vacuum generator,aerial work platform,plant determination,hydraulic cylinder,coal mill,Optical detection
Similar models:W 61902-2Z W 61902-2RZ W 61902 R 61902-2RZ W 61902-2RS1 W 61902 R-2Z 61902-2RS1 W 61902 R-2RZ 61902 W 61902
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Model No. Inner Diameter Outer Diameter Width Type

13596
4251
BT2B 332237 A/HA1
FY 2.15/16 TF/VA201
SYNT 65 LTS

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Model No.	Inner Diameter	Outer Diameter	Width	Type
13596
4251
BT2B 332237 A/HA1
FY 2.15/16 TF/VA201
SYNT 65 LTS