Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 627/4 R-2Z

W 627/4 R-2Z

Dimensions

d		4	mm
D		7	mm
B		2.5	mm
d₁	≈	4.8	mm
D₂	≈	6.5	mm
D₃		8.2	mm
C		0.6	mm
r_1,2	min.	0.1	mm

Abutment dimensions

d_a	min.	4.6	mm
d_a	max.	4.7	mm
r_a	max.	0.1	mm

Calculation data

Basic dynamic load rating	C	0.143	kN
Basic static load rating	C₀	0.053	kN
Fatigue load limit	P_u	0.002	kN
Reference speed		150000	r/min
Limiting speed		75000	r/min
Calculation factor	k_r	0.015
Calculation factor	f₀	7.6

Mass

Mass bearing

0.00041

Model Number: W 627/4 R-2Z
Inner Diameter：4mm Outer Diameter：7mm Width：2.5mm
Reference speed:75000 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:stirrer,hinge industry,Pneumatic Actuator,Medical room equipment,municipal machinery,Security Equipment,set bacteria instrument,hydraulic connector,Beauty and Body,sawing machine,food / grain / food equipment
Similar models:W 627/6 R-2Z 627-2RSLTN9/HC5C3WTF1 W 627/3-2Z 627/HR11QN W 627/5 X NNU 4184/316275 627-RSL W 627-2RZ W 627-2Z W 627/6-2Z
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Model No.	Inner Diameter	Outer Diameter	Width	Type
220-Z	100	180	34	Bearings, units and housings
22468	57.15	82.58	6.35	Seals
22583	57.15	88.9	11.13	Seals
28x38x7 HMSA10 V	28	38	7	Seals
310-2Z	50	110	27	Bearings, units and housings
40x50x8 HMSA10 V	40	50	8	Seals
99471	120	129.794	10.9982	Seals
GEH 90 ESL-2LS	90	150	55	Bearings, units and housings
HA 2315	61.9125	75	73	Bearings, units and housings
NU 1012 ML	60	95	18	Bearings, units and housings
RNAO 10x17x10 TN	10	17	10	Bearings, units and housings
SHR 80	80	-	-	Coupling systems

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