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Cuscinetti orientabili a sfere0112304M

CUSCINETTO SKF 2304 M

Cuscinetti orientabili a sfere · 20 × 52 × 21 mm

CUSCINETTO SKF 2304 M – 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
52mm
Width
21mm
Basic dynamic load rating
18.2kN
Basic static load rating
4.75kN
Limiting speed
19,000r/min

Item details

Item
0112304M
Category
A.01.01
Unit of measure
PZ

Technical specifications

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

Dimensions9

Bore diameter20mm
Outside diameter52mm
Width21mm
Radius of fillet (max.)1.1mm
Diameter of housing abutment (max.)45mm
Diameter of shaft abutment (min.)27mm
Chamfer dimension (min.)1.1mm
Shoulder diameter outer ring ≈41.624mm
Shoulder diameter inner ring ≈29.15mm

Performance5

Basic dynamic load rating18.2kN
Basic static load rating4.75kN
Limiting speed19,000r/min
Reference speed26,000r/min
Fatigue load limit0.24kN

Design12

SealingWithout
Radial internal clearanceCN
CageMachined brass
Bore typeCylindrical
Material, bearingBearing steel
LubricantNone
Number of rows2
Locating feature, bearing outer ringWithout
Permissible angular misalignment3°
Relubrication featureWithout
CoatingWithout
Retaining feature, inner ringNone

Tolerances and clearance1

Tolerance classNormal

Calculation data5

Calculation factor1.9
Calculation factor1.2
Calculation factor1.3
Limiting value0.52
Calculation factor0.05

Classifications3

UNSPSC code31171532
EClass code23-05-08-06
Indicative carbon footprint for new product0.84kg CO2e