Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 4311 ATN9

4311 ATN9

Dimensions

d		55	mm
D		120	mm
B		43	mm
d₁	≈	76.5	mm
D₁	≈	98.5	mm
r_1,2	min.	2	mm

Abutment dimensions

d_a	min.	66	mm
D_a	max.	109	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	97.5	kN
Basic static load rating	C₀	83	kN
Fatigue load limit	P_u	3.45	kN
Reference speed		9000	r/min
Limiting speed		5000	r/min
Calculation factor	k_r	0.06
Calculation factor	f₀	14

Mass

Mass bearing

2.15

Model Number: 4311 ATN9
Inner Diameter：55mm Outer Diameter：120mm Width：43mm
Reference speed:5000 r/min Limiting speed:9000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-04-16
Application:motor,axle lathe,power tools,electronic components,chemical,plastic molding,Ball screw,other processing,plastic molding,plastic rolling,teaching equipment
Similar models:4311 ATN9
BEARING POWER International Trading Co.,Ltd. specialize in 4311ATN9 products，there is large inventory of SKF 4311 ATN9 Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 4311 ATN9 Which SKF 4311ATN9 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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