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Cuscinetti orientabili a sfere0112204

CUSCINETTO SKF 2204 ETN9

Cuscinetti orientabili a sfere · 20 × 47 × 18 mm

CUSCINETTO SKF 2204 ETN9 – Cuscinetti orientabili a sfere

Description

Self-aligning ball bearings have two rows of balls, a common sphered raceway in the outer ring and two deep uninterrupted raceway grooves in the inner ring. They are insensitive to angular misalignment of the shaft relative to the housing, which can be caused, for example, by shaft deflection.

  • Accommodate static and dynamic misalignment
  • Excellent high-speed performance
  • Excellent light load performance
  • Low friction

Key data

Cuscinetti orientabili a sfere
Bore diameter
20mm
Outside diameter
47mm
Width
18mm
Basic dynamic load rating
16.8kN
Basic static load rating
4.15kN
Limiting speed
20,000r/min

Item details

Item
0112204
Category
A.01.01
Unit of measure
PZ

Technical specifications

35 specifications · highlighted (yellow border): used as catalog filters

Dimensions9

Bore diameter20mm
Outside diameter47mm
Width18mm
Radius of fillet (max.)1mm
Diameter of housing abutment (max.)41.4mm
Diameter of shaft abutment (min.)25.6mm
Chamfer dimension (min.)1mm
Shoulder diameter outer ring ≈40mm
Shoulder diameter inner ring ≈27.37mm

Performance5

Basic dynamic load rating16.8kN
Basic static load rating4.15kN
Limiting speed20,000r/min
Reference speed28,000r/min
Fatigue load limit0.216kN

Design12

SealingWithout
Radial internal clearanceCN
CageNon-metallic
Bore typeCylindrical
Material, bearingBearing steel
LubricantNone
Number of rows2
Locating feature, bearing outer ringWithout
Permissible angular misalignment2.5°
Relubrication featureWithout
CoatingWithout
Retaining feature, inner ringNone

Tolerances and clearance1

Tolerance classNormal

Calculation data5

Calculation factor2.4
Calculation factor1.6
Calculation factor1.6
Limiting value0.4
Calculation factor0.045

Classifications3

UNSPSC code31171532
EClass code23-05-08-06
Indicative carbon footprint for new product0.47kg CO2e