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SKF - Rolling Bearings

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SM 721<br />

small bearings 275, 285<br />

smearing<br />

in hybrid bearings 241, 1221, 1227<br />

in NoWear bearings 1242, 1245<br />

snap ring grooves 24<br />

in angular contact ball bearings 479, 488, 504<br />

in cylindrical roller bearings 573, 580, 602<br />

in deep groove ball bearings 308<br />

snap rings 24<br />

in angular contact ball bearings 479, 488, 504<br />

in cylindrical roller bearings 573, 580, 602<br />

in deep groove ball bearings 308<br />

load conditions 206<br />

snap-type cages 37–38<br />

solid additives 248, 254<br />

Solid Oil 1186<br />

Solid Oil (bearings) 1185–1189<br />

applications 1186–1187<br />

cages 1189<br />

designation system 1189<br />

designs and variants 1186–1187<br />

dimension standards 1188<br />

internal clearance 1188<br />

loads 1188<br />

lubrication 1186–1187<br />

mounting 1188<br />

sealing solutions 1187, 1189<br />

speed limits 1189<br />

temperature limits 1187, 1188<br />

tolerances 1188<br />

solvents<br />

effect on cage materials 153<br />

effect on seal materials 157<br />

SORT 721<br />

spacer rings 1270<br />

spalling 63<br />

in hybrid bearings 1220<br />

in NoWear bearings 1243<br />

specific strength 1248<br />

specification life 82–83<br />

speed factor<br />

calculation 246, 253<br />

limits for grease lubricated bearings 243, 254, 257, 261<br />

limits for bearings with Solid Oil 1189<br />

speed limits † permissible speed<br />

speeds 117–129<br />

above reference speed 125–126<br />

considerations when selecting bearings 39, 53<br />

effect of load 120–125<br />

effect of oil viscosity 120–125<br />

effect of temperature 125–126<br />

effect on relubrication interval 254<br />

for service life 125<br />

limiting factors 125–126<br />

limiting speed 118, 126<br />

oscillating movements 127<br />

ranges for grease lubricated bearings 243<br />

reference speed 118–126<br />

slow speeds 127<br />

sphered housings 52<br />

spherical roller bearings 879–955<br />

abutment dimensions 898<br />

applications 882<br />

assortment 882<br />

axial displacement 55<br />

axial location 1280<br />

bearing arrangements 162, 164<br />

cages 881, 882–883<br />

clearance reduction 901<br />

design provisions 897–901<br />

designation system 902–903<br />

designs and variants 33, 880–888<br />

dimension standards 890<br />

dimensional stability 896<br />

drive-up data 901<br />

for vibratory applications 887–888<br />

grease life 885<br />

housings 899<br />

in vertical shaft arrangements 900<br />

internal clearance 890–893<br />

loads 50, 881, 889, 894–895<br />

lubrication 884–886, 889, 896<br />

measuring the inner ring expansion 283<br />

misalignment 52, 890–891, 895<br />

mounting 884, 886, 900–901<br />

NoWear coated bearings 1244<br />

on a withdrawal sleeve 898–899, 946–952<br />

on an adapter sleeve 898–899, 940–945, 954–955, 1273<br />

performance classes 889<br />

permissible speed 885, 896<br />

product tables 904–955<br />

sealing solutions 884–886, 896, 898, 928–935<br />

<strong>SKF</strong> DryLube bearings 1191–1203<br />

<strong>SKF</strong> Energy Efficient (E2) bearings 883, 889<br />

<strong>SKF</strong> Explorer bearings 889, 891<br />

temperature limits 885, 889, 896<br />

tolerances 890–891<br />

with a coated bore 887<br />

with eye bolts 903<br />

with Solid Oil 1185–1189<br />

spherical roller thrust bearings 1077–1097<br />

abutment dimensions 1085<br />

axial clearance 1086<br />

cages 1078–1079, 1085, 1088<br />

design provisions 1085–1086<br />

designation system 1089<br />

designs and variants 34, 1078–1079<br />

dimension standards 1080<br />

dimensional stability 1084<br />

in vertical shaft arrangements 1080, 1086–1087<br />

loads 49, 1082–1084<br />

lubrication 1086–1087<br />

misalignment 1078, 1080–1081<br />

mounting 1088<br />

NoWear coated bearings 1244<br />

performance classes 1079<br />

permissible speed 1084<br />

product table 1090–1097<br />

pumping effect 1086<br />

<strong>SKF</strong> DryLube bearings 1191–1203<br />

<strong>SKF</strong> Explorer bearings 1079<br />

temperature limits 1084<br />

tolerances 1080<br />

spinning 1176<br />

split inner rings † two-piece inner rings<br />

spring curves 220<br />

spring loading 214, 224–225<br />

spring washers<br />

for cam followers 1122<br />

for hybrid bearings 1227<br />

stabilization † heat stabilization<br />

stainless steel bearings<br />

deep groove ball bearings 296–297, 386–409<br />

fits and tolerance classes 170<br />

polymer ball bearings 1250–1251, 1260<br />

Y-bearings 424–425, 434<br />

stainless steel seals 424, 429<br />

stainless steel shafts 170<br />

stainless steels 151, 152<br />

stamped metal cages 37, 39, 152<br />

starting torque 114<br />

start-ups<br />

effect on frictional moment 99<br />

temperature differences 167, 214<br />

test running 284<br />

static load carrying capacity 87–89, 91<br />

static load rating 64<br />

static safety factor 64, 88–89<br />

calculation example 91–92<br />

static seals 226<br />

stationary bearings 64, 87<br />

Note: Designation prefixes and suffixes are shown in bold.<br />

1359<br />

Index

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