Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 628/8 R-2RZ

W 628/8 R-2RZ

Dimensions

d		8	mm
D		16	mm
B		5	mm
d₂	≈	9.65	mm
D₂	≈	14.2	mm
D₃		18	mm
C		1.1	mm
r_1,2	min.	0.2	mm

Abutment dimensions

d_a	min.	9.5	mm
d_a	max.	9.6	mm
r_a	max.	0.2	mm

Calculation data

Basic dynamic load rating	C	0.715	kN
Basic static load rating	C₀	0.3	kN
Fatigue load limit	P_u	0.012	kN
Reference speed		90000	r/min
Limiting speed		45000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	7.5

Mass

Mass bearing

0.0043

Model Number: W 628/8 R-2RZ
Inner Diameter：8mm Outer Diameter：16mm Width：5mm
Reference speed:45000 r/min Limiting speed:90000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-04-16
Application:shoe-making machinery,vertical pull,manual Tools,nail products,reinforced machinery,Liposuction device,Logistics Equipment,water,Oral Image,orthodontic material,historical instruments
Similar models:628/8-2Z W 628/8-2RS1 W 628/6 R-2RS1 SAF 22628 x 5 T W 628/7 R-2RS1 W 628/8 R-2RZ SAF 22628 T SAF 22628 x 4.7/8 628-Z W 628-2RS1
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18000	45.9994	89.9922	16.002	Seals
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71912 ACE/P4A	60	85	13	Bearings, units and housings
BS2-2213-2RSK/VT143	65	120	38	Bearings, units and housings
NUP 204 ECML	20	47	14	Bearings, units and housings
OKCX 610	610		-
PNA 12/28	12	28	12	Bearings, units and housings
PSM 253525 A51	25	35	25	Bearings, units and housings
SAFS 22544 x 8 TLC	203.2	-	-	Bearings, units and housings

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