Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF WBB1-8707 R-2Z

WBB1-8707 R-2Z

Dimensions

d		7	mm
D		13	mm
B		4	mm
d₁	≈	9.35	mm
d₂	≈	9	mm
D₂	≈	11.75	mm
D₃		14.6	mm
C		0.8	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	8.2	mm
d_a	max.	8.9	mm
r_a	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	0.312	kN
Basic static load rating	C₀	0.143	kN
Fatigue load limit	P_u	0.006	kN
Reference speed		100000	r/min
Limiting speed		50000	r/min
Calculation factor	k_r	0.015
Calculation factor	f₀	8.3

Mass

Mass bearing

0.0022

Model Number: WBB1-8707 R-2Z
Inner Diameter：7mm Outer Diameter：13mm Width：4mm
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：2026-04-18
Application:tooth filling,plastic molding,Cleaning equipment,Vacuum generator,roller lathe,natural instruments,hydraulic connector,ship special,extruder,tapered grinder,key lock
Similar models:WBB1-8707 R-2Z WBB1-8707-2Z
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