Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 6221

6221

SKF Explorer

Dimensions

d		105	mm
D		190	mm
B		36	mm
d₁	≈	131.4	mm
D₂	≈	166.8	mm
r_1,2	min.	2.1	mm

Abutment dimensions

d_a	min.	117	mm
D_a	max.	178	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	140	kN
Basic static load rating	C₀	104	kN
Fatigue load limit	P_u	3.65	kN
Reference speed		7000	r/min
Limiting speed		4500	r/min
Calculation factor	k_r	0.025
Calculation factor	f₀	14.4

Mass

Mass bearing

3.79

Model Number: 6221
Inner Diameter：105mm Outer Diameter：190mm Width：36mm
Reference speed:4500 r/min Limiting speed:7000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-07-23
Application:metal mold,centrifugal pump,sucker industry,motor,Gas turbine,key lock,Chromatography Products,Reflective Materials Industrial fabrics,woodworking machinery,CNC,ventilation fans
Similar models:62210-2RS1 62212-2RS1 62211-2RS1 62214-2RS1 PSM 162216 A51 PSMF 162216 A51 PSM 162212 A51 PBMF 162212 M1G1 PSMF 162212 A51 6221-Z
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Model No. Inner Diameter Outer Diameter Width Type

1900250
9681
KMTA 7
SNL 216
W 638/4 R-2Z

Purchase the SKF 6221 Please fill in the following

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Model No.	Inner Diameter	Outer Diameter	Width	Type
1900250
9681
KMTA 7
SNL 216
W 638/4 R-2Z