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 208 MA

QJ 208 MA

SKF Explorer

Dimensions

d		40	mm
D		80	mm
B		18	mm
d₁	≈	49.5	mm
D₁	≈	66	mm
a		42	mm
r_1,2	min.	1.1	mm

Abutment dimensions

d_a	min.	47	mm
D_a	max.	73	mm
r_a	max.	1	mm

Calculation data

Basic dynamic load rating	C	56	kN
Basic static load rating	C₀	49	kN
Fatigue load limit	P_u	2.08	kN
Limiting speed		15000	r/min
Calculation factor	A	6.602
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

0.45

Model Number: QJ 208 MA
Inner Diameter：40mm Outer Diameter：80mm Width：18mm
Reference speed:15000 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：2026-08-20
Application:Generator,sewage pump,roller lathe,squeeze machine etc,hot and cold box,Material handling equipment,natural instruments,Grinding and polishing equipment,generator,pressure control valve,Storage Tool
Similar models:PBM 071208 M1 HE 208 7208 CD/HCP4A 7208 ACD/HCP4A BD-BS2-2208-2RSK/VT143-H 2308 E YAT 208 YELAG 208-108 1726208-2RS1 GEZ 208 ES 54208 + U 208
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Model No. Inner Diameter Outer Diameter Width Type

305338 D
331554 A
FY 512 M
NU 264 ECM
P 45 TF

Purchase the SKF QJ 208 MA Angular contact ball bearings, four-point contact ball bearings Please fill in the following

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Model No.	Inner Diameter	Outer Diameter	Width	Type
305338 D
331554 A
FY 512 M
NU 264 ECM
P 45 TF