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Cuscinetti radiali a sfere01161903

CUSCINETTO SKF 61903 (AY17)

Cuscinetti radiali a sfere · 17 × 30 × 7 mm

CUSCINETTO SKF 61903 (AY17) – Cuscinetti radiali a sfere

Description

Single row deep groove ball bearings are particularly versatile, have low friction and are optimized for low noise and low vibration, which enables high rotational speeds. They accommodate radial and axial loads in both directions, are easy to mount, and require less maintenance than many other bearing types. Also available on request with special sized bore and/or outside diameters, suitable for reworked shafts and housings.

  • Simple, versatile and robust design
  • Low friction
  • High-speed capability
  • Accommodate radial and axial loads in both directions
  • Require little maintenance

Key data

Cuscinetti radiali a sfere
Bore diameter
17mm
Outside diameter
30mm
Width
7mm
Basic dynamic load rating
4.62kN
Basic static load rating
2.55kN
Limiting speed
32,000r/min

Item details

Item
01161903
Category
A.01.01
Unit of measure
PZ

Technical specifications

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

Dimensions12

Bore diameter17mm
Outside diameter30mm
Width7mm
Diameter of housing abutment (max.)28mm
Diameter of shaft abutment (min.)19mm
Chamfer dimension (min.)0.3mm
Deviation limits of mid-range bore diameter-0.007 … 0mm
Deviation limits of mid-range outside diameter-0.008 … 0mm
Deviation limits of ring width-0.12 … 0mm
Shoulder diameter ≈21mm
Radius of shaft or housing fillet (max.)0.3mm
Recess diameter ≈27.7mm

Performance5

Basic dynamic load rating4.62kN
Basic static load rating2.55kN
Limiting speed32,000r/min
Reference speed50,000r/min
Fatigue load limit0.108kN

Design13

SealingWithout
Radial internal clearanceCN
CageSheet metal
Bore typeCylindrical
Material, bearingBearing steel
LubricantNone
Number of rows1
Locating feature, bearing outer ringWithout
Relubrication featureWithout
CoatingWithout
Matched arrangementNo
Filling slotsWithout
Minimum load factor0.02

Tolerances and clearance4

ISO tolerance class for dimensionsP6
ISO tolerance class for geometrical tolerancesP6
Range of section height at outer ring of assembled bearing9µm
Range of section height at inner ring of assembled bearing7µm

Calculation data1

Calculation factor14.7

Classifications3

UNSPSC code31171504
EClass code23-05-08-01
Indicative carbon footprint for new product0.06kg CO2e