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 238 N2MA

QJ 238 N2MA

SKF Explorer

Dimensions

d		190	mm
D		340	mm
B		55	mm
d₁	≈	244	mm
D₁	≈	285	mm
a		185	mm
h		12.7	mm
b		10.5	mm
r₀		2	mm
r_1,2	min.	4	mm

Abutment dimensions

d_a	min.	207	mm
D_a	max.	323	mm
r_a	max.	3	mm

Calculation data

Basic dynamic load rating	C	510	kN
Basic static load rating	C₀	850	kN
Fatigue load limit	P_u	22.4	kN
Limiting speed		3200	r/min
Calculation factor	A	1770.64
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

23.3

Model Number: QJ 238 N2MA
Inner Diameter：190mm Outer Diameter：340mm Width：55mm
Reference speed:3200 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：2021-06-08
Application:journal lathe,Vertical machining,universal category,decoration machinery,raw material accessories,climb ladder,hanging clamp,industrial equipment,Logistics Equipment,gas turbine,vacuum filter
Similar models:238/710 CAMA/W20 NCF 2238 V 23238 CCK/W33 BD-C 2238 K-H 3138 238/630 CAMA/W20 SSAFS 22238 T 30238 32238 238/670 CAMA/W20 22380 CA/W33
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