Bearings, units and housings -- Ball bearings -- Thrust ball bearings -- Thrust ball bearings, double direction -- SKF 54308 + U 308

54308 + U 308

Dimensions

d		30	mm
D		78	mm
H		54.1	mm
H₁		59	mm
D₁	≈	42	mm
D₂		60	mm
D₃		82	mm
B		12	mm
C		8.5	mm
R		64	mm
s		23.5	mm
r_1,2	min.	1	mm
r_3,4	min.	0.6	mm

Abutment dimensions

d_a		40	mm
D_a	max.	60	mm
r_a	max.	1	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	61.8	kN
Basic static load rating	C₀	122	kN
Fatigue load limit	P_u	4.5	kN
Reference speed		2200	r/min
Limiting speed		3000	r/min
Minimum load factor	A	0.077

Mass

Mass bearing (including seat washer where applicable)

1.17

Model Number: 54308 + U 308
Inner Diameter：30mm Outer Diameter：78mm Width：54.1mm
Reference speed:3000 r/min Limiting speed:2200 r/min
Type：Bearings, units and housings Ball bearings Thrust ball bearings Thrust ball bearings, double direction
Details： Thrust ball bearings, double direction
Update date：2026-04-16
Application:centrifugal pump,electromagnetic clutch,hydraulic connector,spectrometer,stacker lift platform,Optical detection,horizontal processing,paper processing machine,fabric products,Digital Generator,plastic rolling
Similar models:54308 + U 308
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