Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 618/4

W 618/4

Dimensions

d		4	mm
D		9	mm
B		2.5	mm
d₁	≈	5.2	mm
D₁	≈	7.5	mm
r_1,2	min.	0.1	mm

Abutment dimensions

d_a	min.	4.8	mm
d_a	max.	5.1	mm
D_a	max.	8.2	mm
r_a	max.	0.1	mm

Calculation data

Basic dynamic load rating	C	0.364	kN
Basic static load rating	C₀	0.114	kN
Fatigue load limit	P_u	0.005	kN
Reference speed		140000	r/min
Limiting speed		85000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	6.5

Mass

Mass bearing

0.0006

Model Number: W 618/4
Inner Diameter：4mm Outer Diameter：9mm Width：2.5mm
Reference speed:85000 r/min Limiting speed:140000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2021-06-05
Application:Industrial,historical instruments,Sensors,directional control valve,decoration machinery,hydraulic cylinder buffer,medical equipment,transportation equipment,mechanical and electrical,stamping die and its equipment,impression material
Similar models:PCM 161825 E 61828-2RS1 SAF 1618 x 3.1/16 TLC W 61805-2Z SAF 22618 x 3.1/4 T W 61808-2Z W 61805-2RZ W 61808-2RS1 61826-2RS1 PCM 161810 E
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AOH 31/750	710	750	425	Bearings, units and housings
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PF 90	-	-	-	Bearings, units and housings
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W 61908	40	62	12	Bearings, units and housings
WS 81236	180		17	Bearings, units and housings

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Hot number： 16500 35x62x10 HMS5 V 470481 51102 V/HR11T1 560 VE R 591/500 F 6005-RSH 86970 FYK 30 TR HJ 406 NJ 1080 MA SAF 1518 x 3.1/16 SAF 22634 x 6 T SY 2.1/2 DUTF W 61809 R