Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 618/3

W 618/3

Dimensions

d		3	mm
D		7	mm
B		2	mm
d₁	≈	4.28	mm
D₁	≈	5.75	mm
r_1,2	min.	0.1	mm

Abutment dimensions

d_a	min.	3.8	mm
d_a	max.	4.2	mm
D_a	max.	6.2	mm
r_a	max.	0.1	mm

Calculation data

Basic dynamic load rating	C	0.178	kN
Basic static load rating	C₀	0.057	kN
Fatigue load limit	P_u	0.002	kN
Reference speed		160000	r/min
Limiting speed		100000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	7.1

Mass

Mass bearing

0.0003

Model Number: W 618/3
Inner Diameter：3mm Outer Diameter：7mm Width：2mm
Reference speed:100000 r/min Limiting speed:160000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2025-10-30
Application:Machine Tool Accessories,Antenna Industry,supporting facilities,sewage pump,wall industry,container finishing,Industry,industrial supplies,dynamic blood pressure,X-ray Equipment,equipment
Similar models:61813-2RS1 618/1400 MA 61856 W 61805 R-2Z W 61806 R 618/900 MA W 61812 SAF 22618 x 3.1/16 T SAF 22618 x 3.1/16 SAF 1618 x 3.1/4
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Model No.	Inner Diameter	Outer Diameter	Width	Type
25x40x5 HMSA10 RG	25	40	5	Seals
314486 A	370	520	-	Bearings, units and housings
32x72x7 HMSA10 RG	32	72	7	Seals
54960	139.7	171.45	12.7	Seals
81116 TN	80	105	19	Bearings, units and housings
D/W R2-6-2Z	3.175	9.525	3.571	Bearings, units and housings
KMT 5	20	-	25	Bearings, units and housings
PCM 909560 E	90	95	60	Bearings, units and housings
SYR 1 7/16 N-118	36.5125	-	-	Bearings, units and housings
SHR 25	25	-	-	Coupling systems
SYNT 60 LW	60	-	-	Bearings, units and housings
W 61914-2RS1	70	100	16	Bearings, units and housings

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