Bearings, units and housings -- Ball bearings -- Angular contact ball bearings -- Four-point contact ball bearings -- Angular contact ball bearings, four-point contact ball bearings SKF QJ 211 MA

QJ 211 MA

SKF Explorer

Dimensions

d		55	mm
D		100	mm
B		21	mm
d₁	≈	66	mm
D₁	≈	84.7	mm
a		54	mm
r_1,2	min.	1.5	mm

Abutment dimensions

d_a	min.	64	mm
D_a	max.	91	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	85	kN
Basic static load rating	C₀	83	kN
Fatigue load limit	P_u	3.55	kN
Limiting speed		11000	r/min
Calculation factor	A	17.304
Calculation factor	e	0.95
Calculation factor	X	0.6
Calculation factor	Y₀	0.58
Calculation factor	Y₁	0.66
Calculation factor	Y₂	1.07

Mass

Mass bearing

0.77

Model Number: QJ 211 MA
Inner Diameter：55mm Outer Diameter：100mm Width：21mm
Reference speed:11000 r/min Limiting speed:-
Type：Bearings, units and housings Ball bearings Angular contact ball bearings Four-point contact ball bearings
Details： Four-point contact ball bearings Angular contact ball bearings, four-point contact ball bearings
Update date：2026-08-24
Application:printing equipment,relay,tapping machine,ventilation heating equipment,motor,agriculture,Sensors,supporting facilities,hardware,other accessories,medical equipment
Similar models:BD-22211 EK-AHX 311 K 81211 TN BD-C 2211 KV-H 311 E 2211 E-2RS1KTN9 7211 CD/P4A C 2211 KTN9 7211 BECBY NU 211 ECM YEL 211-2F BS2-2211-2RS/VT143
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Model No. Inner Diameter Outer Diameter Width Type

52312
K 16x22x12
L 570649/610
NK 50/25 TN
PWM 10011580

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Model No.	Inner Diameter	Outer Diameter	Width	Type
52312
K 16x22x12
L 570649/610
NK 50/25 TN
PWM 10011580