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UES 203 2S

Y-Bearing Plummer Block Units With Grey Cast Iron Housing "S"

17mm
d · Bore diameter
127mm
L · Overall length
9.56kN
Cdyn · Dynamic load rating
4.75kN
Co · Static load rating
0.48kg
kg · Mass

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Designation: UES 203 2S

Cross references

ManufacturerDesignation / part number
INAPASEY17
SNRUSP203
SNRUSPE203

Type equivalents according to FKL's interchange table (Ball Bearings and Bearing Units catalogue, section 3.3). Each designation has been checked for this size in that maker's own catalogue; compare the dimensions before ordering.

What the designation means

2S
One lip rubber metal seal (on both sides)
All prefixes and suffixes
UES 203 2S

Technical specifications

Dimensions and load ratings – symbols refer to the technical drawing.

SymbolParameterValue
dBore diameter17mm
LOverall length127mm
AHousing contact surface width32mm
A1Width of the top of the housing18mm
HHousing height56.2mm
H1Distance from the contact surface to the bearing axis30.2mm
H2Housing foot thickness14mm
JminMin. distance between the holes88mm
JmaxMax. distance between the holes106mm
NDiameter of attachment slot11.5mm
N1Length of attachment slot20.5mm
s1Distance from locking device side face to raceway centre15.9mm
kgMass0.48kg
CdynDynamic load rating9.56kN
CoStatic load rating4.75kN
PuFatigue load limit0.2kN
Sealing type

S SEAL / S SEAL (2S)

Single lip seal with the labyrinth between the sheet part and the rubber lip which conducts the contact sealing. The friction and speeds are the same as with RS but provides much better protection against the rough impurity particles. This is very good sealing system: the sheet part protects the seal from the soil, dust and rough particles. At the same time makes the labyrinth with the rubber part. The rubber part provides contact sealing which prevents penetration of finer impurities, water, moisture, steam etc. Suitable for neutral conditions because of the presence of the foreign materials. It is used with the Y bearing (standard) and deep groove ball bearings.

Overview of all sealing types
Technical drawing – UES 203 2S
Technical drawingClick to enlarge