Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 61864 MA

61864 MA

Dimensions

d		320	mm
D		400	mm
B		38	mm
d₁	≈	345.7	mm
D₁	≈	375.2	mm
r_1,2	min.	2.1	mm

Abutment dimensions

d_a	min.	332	mm
D_a	max.	388	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	172	kN
Basic static load rating	C₀	255	kN
Fatigue load limit	P_u	5.7	kN
Reference speed		3000	r/min
Limiting speed		2400	r/min
Calculation factor	k_r	0.015
Calculation factor	f₀	17.2

Mass

Mass bearing

Model Number: 61864 MA
Inner Diameter：320mm Outer Diameter：400mm Width：38mm
Reference speed:2400 r/min Limiting speed:3000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-06-24
Application:Optical Instruments,air purification,hook,filter paper products,Reflective Materials Industrial fabrics,stacker lift platform,tire industry,Laser Cutting,wall industry,Beauty and Body,Automation
Similar models:61864 MA 61864
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Model No. Inner Diameter Outer Diameter Width Type

44920
HK 1012
NCF 3020 CV
QJ 316 N2PHAS
SYK 20 WD

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Model No.	Inner Diameter	Outer Diameter	Width	Type
44920
HK 1012
NCF 3020 CV
QJ 316 N2PHAS
SYK 20 WD