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53424XU

Single-Direction Thrust Ball Bearings
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Images shown are representations. Designs and specifications may differ from actual products.
Parts Number
53424XU Single-Direction Thrust Ball Bearings
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Display units

Parts Number

53424XU

Boundary Dimensions

d 120 mm Bore diameter
D 250 mm Outside diameter
T,T3 107.3 mm Height
T4 118 mm Height bearing include seat washer
r (min.) 4 mm Chamfer dimension

Basic Load Ratings

Ca 480000 N Basic dynamic load rating
C0a 1400000 N Basic static load rating

Speeds

Grease 600 min-1 Grease lubrication
Oil (Oil-bath) 900 min-1 Oil-bath lubrication

Dimensions

A 70 mm Centre height housing washer sphere
R 200 mm Radius sphered housing washer
b 32 mm Height sphered housing washer
D2 185 mm Inner diameter sphered seat washer
d1 245 mm Outside diameter shaft washer
D3 260 mm Outside diameter sphered housing washer
D1 123 mm Inner diameter housing washer

Abutment and Fillet Dimensions

da (min.) 196 mm Diameter of shaft abutment
Da (max.) 174 mm Diameter of housing abutment
ra (max.) 3 mm Radius of shaft or housing fillet

Mass

(approx.) 31.3 kg
Designations Boundary Dimensions Basic Load Ratings Tolerance Class Limiting Speeds Mass
d
(mm)		 D
(mm)		 T,T3
(mm)		 T4
(mm)		 Ca
(N)		 C0a
(N)		 Grease
(min-1)		 Oil (Oil-bath)
(min-1)		 (approx.)
(kg)
53424XU 120 250 107.3 118 480000 1400000 ISO NORMAL CLASS 600 900 31.3

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Not to scale.
(*) The chamfer dimensions are minimum values.
For heavy load applications, ensure that the da value chosen is large enough to support the shaft washer rib.

CAD

© NSK Ltd.

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