Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF WBB1-8703 R

WBB1-8703 R

Dimensions

d		3	mm
D		8	mm
B		2.5	mm
d₁	≈	5	mm
D₁	≈	6.8	mm
D₃		9.2	mm
C		0.6	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	4.2	mm
d_a	max.	4.9	mm
r_a	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	0.225	kN
Basic static load rating	C₀	0.072	kN
Fatigue load limit	P_u	0.003	kN
Reference speed		150000	r/min
Limiting speed		90000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	7.2

Mass

Mass bearing

0.0006

Model Number: WBB1-8703 R
Inner Diameter：3mm Outer Diameter：8mm Width：2.5mm
Reference speed:90000 r/min Limiting speed:150000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2025-12-09
Application:Liposuction device,metallurgy,marine analysis,auto tools,Rolling mill,Embroidery,turret industry,Insect Capture,Display Devices,plastic blow molding,miscellaneous instruments
Similar models:WBB1-8703 WBB1-8703 R
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ZW 40x47	40	47	2	Seals

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