Bearings, units and housings -- Ball bearings -- Angular contact ball bearings -- Single row angular contact ball bearings -- Angular contact ball bearings, single row SKF 71980 AM

71980 AM

Dimensions

d		400	mm
D		540	mm
B		65	mm
d₁	≈	447.4	mm
D₁	≈	495.55	mm
a		168	mm
r_1,2	min.	4	mm
r_3,4	min.	1.5	mm

Abutment dimensions

d_a	min.	415	mm
D_a	max.	525	mm
D_b	max.	533	mm
r_a	max.	3	mm
r_b	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	403	kN
Basic static load rating	C₀	735	kN
Fatigue load limit	P_u	15.3	kN
Reference speed		1200	r/min
Limiting speed		1200	r/min
Calculation factor	k_r	0.083
Calculation factor	e	0.8
Single bearing or bearing pair arranged in tandem
Calculation factor	X	0.39
Calculation factor	Y₀	0.33
Calculation factor	Y₂	0.76
Bearing pair arranged back-to-back or face-to-face
Calculation factor	X	0.63
Calculation factor	Y₀	0.66
Calculation factor	Y₁	0.78
Calculation factor	Y₂	1.24

Mass

Mass bearing

Model Number: 71980 AM
Inner Diameter：400mm Outer Diameter：540mm Width：65mm
Reference speed:1200 r/min Limiting speed:1200 r/min
Type：Bearings, units and housings Ball bearings Angular contact ball bearings Single row angular contact ball bearings
Details： Single row angular contact ball bearings Angular contact ball bearings, single row
Update date：2025-12-09
Application:diving equipment,Technical Equipment,noise reduction equipment,sucker industry,rehabilitation training equipment,machine tool spindle,Pneumatic Control Valves,food safety,plastic molding,glass,car
Similar models:71980 AM
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