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All Product Types > Housed Unit Bearings > Spherical Roller Bearing Solid-Block Housed Units > Timken Part Number QAAFY18A080S  
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Timken Part Number QAAFY18A080S, Double Concentric



Spherical Roller Bearing Solid-Block Housed Units feature rugged cast-steel housings and double-row spherical roller bearings. Designed to offer protection from contaminants, these housed units accommodate shaft sizes from 1-7/16” to 7” (40 mm to 180 mm) and most metric sizes. This product line was formerly known as “QM Blue Brute Bearings.”



Note: Some products have both imperial and metric dimensions. Selecting “Metric” below will hide the imperial dimensions. Selecting “Both” will display all dimensions.


Unit of Measure: Imperial | Metric | Both 

Specifications · Dimensions · Radial and Thrust Factors · Eng Seal Speed · Eng Bearing Attributes · Eng Internal Radial Clearance

Specifications

Engineering Group

Mounted Bearing

Bearing Number

22218

Shaft Size

80 mm

Shaft Size Type

Metric

Weight

42.000 lb

Locking Style

Double Concentric

Full Timken Part Number

QAAFY18A080S
QAAFY18A080SB
QAAFY18A080SC
QAAFY18A080SEB
QAAFY18A080SEC
QAAFY18A080SEM
QAAFY18A080SEN
QAAFY18A080SEO
QAAFY18A080SET
QAAFY18A080SM
QAAFY18A080SN
QAAFY18A080SO
QAAFY18A080ST

Dimensions

Dimension BC

9.50 in

Dimension C

5.13 in

Dimension D

7.630 in

Dimension E

6.7200 in

Dimension F

11.130 in

Dimension H

1.1300 in

Dimension J

0.8750 in

Dimension L Exp

4.36 in

Dimension L Fix

4.28 in

Dimension M

2.59 in

Dimension N

3.36 in

Dimension RAA

0.90 in

Dimension SAA

5.18 in

Radial and Thrust Factors

C - Dynamic Load (Basic)

79700 lb
355 kN

C0 - Dynamic Load (Static)

87200 lb
388 kN

e - Geometry Factor

0.23

Y1 - Geometry Factor

2.9

Y2 - Geometry Factor

4.31

Eng Seal Speed

Oil Lubrication - M/N Seal

1400 rpm

Oil Lubrication - T Seal

2400 rpm

Oil Lubrication - B/C/O Seal

1000 rpm

Grease Lubrication - M/N Seal

1400 rpm

Grease Lubrication - T Seal

2000 rpm

Grease Lubrication - B/C/O Seal

1000 rpm

Eng Bearing Attributes

Float

0.083 in
2.108 mm

Shaft Tolerance

0.003 in
0.076 mm

Eng Internal Radial Clearance

Eng Internal Radial Clearance - Min

0.0024

Eng Internal Radial Clearance - Max

0.0039

Pre Install Clearance Min

0.060 mm

Pre Install Clearance Max

0.100 mm


 DOWNLOADS 

width= Eng Seal Temperatures
(JPG, 26KB)

width= Eng Mounted Bearing Load Ratings
(JPG, 31KB)

width= QAAFY Series IPart.ipt

width= QAAFY18A080S.dxf

width= QAAFY18A080S.igs

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