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Cuscinetti orientabili a rulli01123238CK

CUSCINETTO SKF 23238 CCK/ W33

Cuscinetti orientabili a rulli · 190 × 340 × 120 mm

CUSCINETTO SKF 23238 CCK/ W33 – Cuscinetti orientabili a rulli

Description

Spherical roller bearings can accommodate heavy loads in both directions. They are self-aligning and accommodate misalignment and shaft deflections, with virtually no increase in friction or temperature. The design includes features to facilitate relubrication. The bearings can be used in a modular system, including housings, sleeves and nuts. Also available on request with special sized bore and/or outside diameters, suitable for reworked shafts and housings.

  • Accommodate misalignment
  • High load carrying capacity
  • Relubrication features
  • Low friction and long service life
  • Increased wear resistance

Key data

Cuscinetti orientabili a rulli
Bore diameter
190mm
Outside diameter
340mm
Width
120mm
Basic dynamic load rating
1,759kN
Basic static load rating
2,400kN
Limiting speed
1,800r/min

Item details

Item
01123238CK
Category
A.01.01
Unit of measure
PZ

Technical specifications

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

Dimensions13

Bore diameter190mm
Outside diameter340mm
Width120mm
Radius of fillet (max.)3mm
Diameter of housing abutment (max.)323mm
Chamfer dimension (min.)4mm
Deviation limits of mid-range bore diameter0 … 0.046mm
Deviation limits of mid-range outside diameter-0.04 … 0mm
Deviation limits of ring width-0.08 … 0mm
Shoulder diameter of inner ring ≈222mm
Shoulder/recess diameter of outer ring ≈287mm
Diameter of lubrication hole9mm
Width of lubrication groove16.7mm

Performance5

Basic dynamic load rating1,759kN
Basic static load rating2,400kN
Limiting speed1,800r/min
Reference speed1,300r/min
Fatigue load limit208kN

Design11

SealingWithout
Radial internal clearanceCN
CageSheet metal
Bore typeTapered 1:12
LubricantNone
Number of rows2
Locating feature, bearing outer ringWithout
Relubrication featureWith
Performance classSKF Explorer
Deviation limits of tapered slope0 … 0.046mm
Candidate for remanufacturingYes

Tolerances and clearance10

ISO tolerance class for dimensionsNormal
ISO tolerance class for geometrical tolerancesP5
Range of section height at outer ring of assembled bearing20µm
Range of section height at inner ring of assembled bearing10µm
Tolerance class for run-outP5
Tolerance class for dimensionsNormal
Maximum run-out of inner ring side face to the bore11µm
Perpendicularity of outer ring outside surface6.5µm
Maximum initial clearance220µm
Minimum initial clearance160µm

Calculation data4

Calculation factor2.9
Calculation factor1.9
Calculation factor1.8
Limiting value0.35

Classifications4

UNSPSC code31171510
EClass code23-05-09-11
Indicative carbon footprint for new product167kg CO2e
Indicative carbon footprint for remanufactured product55.6kg CO2e