Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 617/4 XR

W 617/4 XR

Dimensions

d		4	mm
D		8	mm
B		2	mm
d₁	≈	5	mm
D₁	≈	6.8	mm
D₃		9.2	mm
C		0.6	mm
r_1,2	min.	0.15	mm

Abutment dimensions

d_a	min.	4.9	mm
d_a	max.	4.9	mm
r_a	max.	0.15	mm

Calculation data

Basic dynamic load rating	C	0.225	kN
Basic static load rating	C₀	0.072	kN
Fatigue load limit	P_u	0.003	kN
Reference speed		150000	r/min
Limiting speed		90000	r/min
Calculation factor	k_r	0.015
Calculation factor	f₀	7.2

Mass

Mass bearing

0.0004

Model Number: W 617/4 XR
Inner Diameter：4mm Outer Diameter：8mm Width：2mm
Reference speed:90000 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：2026-07-29
Application:transportation equipment,Rolling mill gear box,crimping tools,metering pump,Spectral Products,aerial work platform,Seals,Hydraulic Couplings,plant determination,sanitation facilities,Pneumatic Actuator
Similar models:W 61704-2ZS FSAF 1617 x 2.13/16 T FSNL 520-617 W 61704-2RS1 W 61706 R W 61702 R W 61703 R-2ZS SAF 22617 x 2.13/16 T FSAF 1617 x 3 TLC FSAF 22617 x 2.7/8 TLC
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Model No. Inner Diameter Outer Diameter Width Type

331148 A
55x78x9 HMS1 R
6214/HC5C3
C 4026
OKCX 520

Purchase the SKF W 617/4 XR Please fill in the following

Hot number： 22870 239/950 CA/W33 318-2Z 37341 37395 619/9 7011 ACD/HCP4AL 7320 BEGAM BTW 45 CTN9/SP PCMS 2005002.0 E PFT 30 FM SAF 1618 TLC SNW 120x3.5/16 W 617/8 R YET 211-203

Model No.	Inner Diameter	Outer Diameter	Width	Type
331148 A
55x78x9 HMS1 R
6214/HC5C3
C 4026
OKCX 520