Angular Contact Ball Bearings

Angular Contact Ball Bearings

Single Row Angular Contact Ball Bearing Components

Influence of Contact Angles

Load Capability

Universal Arrangements for Angular Contact Ball Bearings

Single Tandem Back-to-back Face-to-face

Variation in Contact Angle

Similar contact angles,inner and outer ring

Variation in contact angles,inner and outer ring

Bearing Preload

Life

Preload Clearance

Bearing Preload and Static Load Deflection

Axial deflection

Axi

al f

orc

e,

F

Bearing B Bearing A

B0A0

P'

A B

Bearing Preload, Spring Loaded

Spring loaded face-to-face arrangement Spring loaded back-to-back arrangement

Clearance and Preload Options

Bore Axial internal clearancediameter Classd CA CB CCover incl. min max min max min max

mm µm

– 10 4 12 14 22 22 3010 18 5 13 15 23 24 3218 30 7 15 18 26 32 40

30 50 9 17 22 30 40 4850 80 11 23 26 38 48 6080 120 14 26 32 44 55 67

120 180 17 29 35 47 62 74180 250 21 37 45 61 74 90250 315 26 42 52 68 90 106

Table 1: Axial internal clearance of single row angular contact ball bearings of series 72 B(E) and 73 B(E)when mounted in random pairs arranged back-to-back or face-to-face

Clearance and Preload Options

Bore Preloaddiameter Classd CA CB CCover incl. min max max min max min max min max min max

mm µm N µm N µm N

10 18 +4 –4 80 –2 –10 30 330 –8 –16 230 66018 30 +4 –4 120 –2 –10 40 480 –8 –16 340 97030 50 +4 –4 160 –2 –10 60 630 –8 –16 450 1 280

50 80 +6 –6 380 –3 –15 140 1 500 –12 –24 1 080 3 05080 120 +6 –6 410 –3 –15 150 1 600 –12 –24 1 150 3 250120 180 +6 –6 540 –3 –15 200 2 150 –12 –24 1 500 4 300

180 250 +8 –8 940 –4 –20 330 3 700 –16 –32 2 650 7 500250 315 +8 –8 1 080 –4 –20 380 4 250 –16 –32 3 000 8 600

Table 2: Preload of single row angular contact ball bearings of series 72 B(E) and 73 B(E)when mounted in random pairs arranged back-to-back or face-to-face

Cage Types

BEP BEM

BEJ BEY

Application: Fan Shaft

Application: Tandem Arrangement in a Piston Pump

PumPac™ Bearings

Thrust load

direction

PumPac™ Bearing Load Deflection

Axi

al f

orc

e,

F

Bearing B Bearing A

Double Row Angular Contact Ball Bearings

32 A, 33 A 32 E, 33 E 52 A, 53 A, 54 A 52 E, 53 E

Seals, Shields and Snap Rings for Double Row Angular Contact Ball

Bearings

Application: Process Pump

Non Driven Motor Car Wheel Bearing

Four Point Contact Ball Bearings (QJ bearings)

Application: Screw Compressor

Check Machine Drawings and Fits

Preparations for Efficient Dismounting

Press

Using Bearing Pullers

External Internal Blind

Spread Reach Withdrawal force

Pulling on the Inner Ring

Pulling on the Outer Ring

Before Fitting Bearings

Cold Bearing Fitting

Press Fitting

Principle of Induction Heating

Induction Heater Range

A = TMBH 1 B = TIH 025/TIH 030 C = TIH 060 D = TIH 120

Lubrication of Angular Contact Ball Bearings

Oil bath lubrication

Oil-rimlevel

Requiredoperating

level

Constantlevel oiler

Bearinghousing

Oil Mist and Angular Contact Ball Bearings

Oil-ring lubrication Oil mist lubrication