Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 619/4 R-2Z

W 619/4 R-2Z

Dimensions

d		4	mm
D		11	mm
B		4	mm
d₂	≈	5.6	mm
D₂	≈	9.85	mm
D₃		12.5	mm
C		1	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	5.2	mm
d_a	max.	5.5	mm
r_a	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	0.54	kN
Basic static load rating	C₀	0.176	kN
Fatigue load limit	P_u	0.008	kN
Reference speed		130000	r/min
Limiting speed		63000	r/min
Calculation factor	k_r	0.025
Calculation factor	f₀	6.4

Mass

Mass bearing

0.0018

Model Number: W 619/4 R-2Z
Inner Diameter：4mm Outer Diameter：11mm Width：4mm
Reference speed:63000 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：2026-06-24
Application:Plastic molding,electromyography machine,Laser Cutting,security equipment,diving equipment,Gear grinding machine,instrument,water,wheel lathe,test strip,atomizer class
Similar models:61921 W 61900 R-2RS1 619/850 MA W 61918 W 61916-2Z W 619/8 R-2Z 61908-2RS1 619/1400 MB BC2B 326196/HA1 619/950 MB
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Model No. Inner Diameter Outer Diameter Width Type

1125524
60/670 N1MAS
86903
N 530
OKC 220

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Hot number： 14131/14276 165x190x15 HMSA10 V 314518 B 331657 34x44x8 HMS5 RG 35716 525426 619/1120 MB 6305-RS1 729 CD/P4A C 2209 V C 4122-2CS5V/GEM9 NJ 2320 ECP PCM 606530 E W 6306

Model No.	Inner Diameter	Outer Diameter	Width	Type
1125524
60/670 N1MAS
86903
N 530
OKC 220