Page 2 - SNH-Europe_Catalogue_2016
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Table of contents

Introduction................................................................................................................................................. 10
     Liability................................................................................................................................................................ 10

Bearing data................................................................................................................................................ 12
     Tolerances ........................................................................................................................................................... 12
     Tolerances of radial bearings (except tapered roller bearings)................................................................................ 16
     Tolerances of SNH-thrust bearings........................................................................................................................ 26
     Tolerances for bearing hights of SNH axial-ball bearings ....................................................................................... 28
     Tolerances for bearing hights of SNH spherical thrust bearings.............................................................................. 28
     Tolerance of metrical tapered roller bearings......................................................................................................... 30

Clearance..................................................................................................................................................... 36
     Reduction of the radial clearance by temperature differences ................................................................................ 36

Bearing data................................................................................................................................................ 40
     Radial clearance of SNH-ball bearings with cylindrical bore ................................................................................... 40
     Radial clearance of SNH-self aligning ball bearings with cylindrical bore................................................................ 40
     Radial clearance of SNH-self aligning ball bearings with tapered bore ................................................................... 42
     Axial clearance of double row angular contact ball bearings ................................................................................. 44
     Axial clearance of four-point contact ball bearings ................................................................................................ 44
     Radial clearance of SNH-cylindrical roller bearings with cylindrical bore................................................................. 46
     Radial clearance of SNH-spherical roller bearings with cylindrical bore .................................................................. 46
     Radial clearance of SNH-spherical roller bearings with tapered bore...................................................................... 48

Recommended shaft fits.............................................................................................................................. 50
     Radial bearings with cylindrical bore..................................................................................................................... 50
     Thrust bearings .................................................................................................................................................... 50

Recommended housing fits ......................................................................................................................... 52
     Radial bearings.................................................................................................................................................... 52
     Thrust bearings .................................................................................................................................................... 52

Shaft tolerances .......................................................................................................................................... 54
     Example .............................................................................................................................................................. 56

Housing fits ................................................................................................................................................. 58
Chamfer dimensions.................................................................................................................................... 64

     Chamfer dimensions of radial bearings ................................................................................................................. 64
     Chamfer dimension of metrical tapered roller bearings......................................................................................... 66
     Chamfer dimensions of thrust bearings................................................................................................................. 68
Materials ..................................................................................................................................................... 70
Static load rating......................................................................................................................................... 72
Dynamic load rating .................................................................................................................................... 72
Speed ratings .............................................................................................................................................. 74
The nominal bearing life ............................................................................................................................. 76
The modified rating life............................................................................................................................... 78
Lubrication of rolling bearings.................................................................................................................... 82
Bearing-grease ............................................................................................................................................ 86
Application charcteristics............................................................................................................................ 90
Deep groove ball bearing, single row ......................................................................................................... 94
     Bearing series ..................................................................................................................................................... 94
     Tolerances ........................................................................................................................................................... 94
     Misalignment....................................................................................................................................................... 94
     Cages.................................................................................................................................................................. 94

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