Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 628/7-2Z

W 628/7-2Z

Dimensions

d		7	mm
D		14	mm
B		5	mm
d₂	≈	8.5	mm
D₂	≈	12.7	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	8.2	mm
d_a	max.	8.4	mm
D_a	max.	12.8	mm
r_a	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	0.663	kN
Basic static load rating	C₀	0.26	kN
Fatigue load limit	P_u	0.011	kN
Reference speed		100000	r/min
Limiting speed		50000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	7.2

Mass

Mass bearing

0.0028

Model Number: W 628/7-2Z
Inner Diameter：7mm Outer Diameter：14mm Width：5mm
Reference speed:50000 r/min Limiting speed:100000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-07-30
Application:Workpiece,mobile toilet,Anesthetic Equipment,sewage pump,security equipment,hardware,scientific instruments,physical instruments,extruder,dye pigments,equipment
Similar models:628/4-2Z 628-2RZ W 628/6 R-2RS1 628-2RS1 W 628/6 R-2Z W 628/7-2RZ SAF 22628 T W 628/8 R-2Z W 628-2RS1 W 628/8-2Z
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Model No. Inner Diameter Outer Diameter Width Type

15886
62205-2RS1
BTW 70 CTN9/SP
FYE 2 1/2
GX 35 F

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Model No.	Inner Diameter	Outer Diameter	Width	Type
15886
62205-2RS1
BTW 70 CTN9/SP
FYE 2 1/2
GX 35 F