Bearings, units and housings -- Ball bearings -- Thrust ball bearings -- Thrust ball bearings, single direction -- SKF 53308 + U 308

53308 + U 308

Dimensions

d		40	mm
D		78	mm
H		28.5	mm
H₁		31	mm
d₁	≈	78	mm
D₁	≈	42	mm
D₂		60	mm
D₃		82	mm
C		8.5	mm
R		64	mm
s		28	mm
r_1,2	min.	1	mm

Abutment dimensions

d_a	min.	63	mm
D_a	max.	60	mm
r_a	max.	1	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		2800	r/min
Limiting speed		4000	r/min
Minimum load factor	A	0.077

Mass

Mass bearing (including seat washer where applicable)

0.67

Model Number: 53308 + U 308
Inner Diameter：40mm Outer Diameter：78mm Width：28.5mm
Reference speed:4000 r/min Limiting speed:2800 r/min
Type：Bearings, units and housings Ball bearings Thrust ball bearings Thrust ball bearings, single direction
Details： Thrust ball bearings, single direction
Update date：2026-04-18
Application:defogging and degreasing,Spectrum Products,car shock absorber,electric hydraulic lifting platform,Individual Wire,electronic materials,nail products,hydraulic pump,cleaners,relay,knitted fabrics
Similar models:53308 + U 308
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Model No.	Inner Diameter	Outer Diameter	Width	Type
418503	1714	-	-	Seals
420x460x20 HS7 R	420	460	20	Seals
50070	127	158.75	6.35	Seals
53308 + U 308	40	78	28.5	Bearings, units and housings
6006-2RS1	30	55	13	Bearings, units and housings
7201 ACD/P4A	12	32	10	Bearings, units and housings
KD2-203	25	171	-	Coupling systems
NNC 4834 CV	170	215	45	Bearings, units and housings
OKCX 820	820		-
PCM 556025 M	55	60	25	Bearings, units and housings
RLS 4-2Z	12.7	33.338	9.525	Bearings, units and housings
SAFS 22517-11 x 2.13/16 TLC	71.4375	-	-	Bearings, units and housings

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