Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF WBB1-8705 R-2Z

WBB1-8705 R-2Z

Dimensions

d		5	mm
D		10	mm
B		4	mm
d₁	≈	6	mm
D₂	≈	8.4	mm
D₃		11.6	mm
C		0.8	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	5.9	mm
d_a	max.	5.9	mm
r_a	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	0.247	kN
Basic static load rating	C₀	0.085	kN
Fatigue load limit	P_u	0.004	kN
Reference speed		130000	r/min
Limiting speed		67000	r/min
Calculation factor	k_r	0.015
Calculation factor	f₀	7.6

Mass

Mass bearing

0.0014

Model Number: WBB1-8705 R-2Z
Inner Diameter：5mm Outer Diameter：10mm Width：4mm
Reference speed:67000 r/min Limiting speed:130000 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:lathe,building decoration raw materials and accessories,Plastic molding,medical equipment,powder metallurgy,Solenoid Valves,sucker industry,medical equipment,Gear grinding machine,wall industry,universal category
Similar models:WBB1-8705-2RS1 WBB1-8705 R WBB1-8705-2RZ WBB1-8705 R-2RS1 WBB1-8705 BT2B 328705/HA1 WBB1-8705 R-2Z WBB1-8705-2Z
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42x62x8 HMS5 V	42	62	8	Seals
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6304/HR22T2	20	52	15	Bearings, units and housings
FSAF 1516 T	68.2625	-	-	Bearings, units and housings
GEM 25 ESX-2LS	25	42	29	Bearings, units and housings
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SAW 23540 x 7.1/4	184.15	-	-	Bearings, units and housings
W 030	151.9682	196.0626	-	Bearings, units and housings

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