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All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Double Concentric Solid-Block Mounted Bearings > Double Concentric Four-Bolt Pillow Block > Part Number QAAPR15A212S  
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Part Number QAAPR15A212S, Double Concentric Four-Bolt Pillow Block



 



Unit of Measure: Imperial Metric Both

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

Specifications

Engineering Group

Mounted Bearing

Bearing Number

22215

Shaft Size

2 3/4 in

Shaft Size Type

Imperial

Full Timken Part Number

QAAPR15A212SB
QAAPR15A212SC

QAAPR15A212SEB

QAAPR15A212SEC

QAAPR15A212SEM

QAAPR15A212SEN

QAAPR15A212SEO

QAAPR15A212SET

QAAPR15A212SM

QAAPR15A212SN

QAAPR15A212SO

QAAPR15A212ST

Locking Style

Double Concentric

Housing Construction

Four-Bolt Pillow Block

UPC Code

0883450321778
0883450321785

0883450321792

0883450321808

0883450321815

0883450321822

0883450321839

0883450321846

0883450321853

0883450321860

0883450321877

0883450321884


Dimensions

Dimension A

3.13 in
79.5
mm

Dimension B

6.47 in
164.3
mm

Dimension C

4.29 in
109
mm

Dimension D Min

8 in
203.2
mm

Dimension D Max

9.6 in
243.8
mm

Dimension E

2.13 in
54.1
mm

Dimension F

10.83 in
275.1
mm

Dimension G

3.38 in
85.9
mm

Dimension H

1.16 in
29.5
mm

Dimension J (Bolt Size)

0.625 in
16
mm

Dimension L

4.02 in
102.1
mm

Dimension M

2.37 in
60.2
mm

Dimension RAA

0.88 in
22.4
mm

Dimension SAA

4.74 in
120.4
mm


Radial and Thrust Factors

C0 - Static Load

54100 lbf
240000
N

C - Dynamic Load (Basic)

49900 lbf
222000
N

e - Geometry Factor

0.22

Y1 - Geometry Factor

3.14

Y2 - Geometry Factor

4.67


Engineering Seal Speed

Oil Lubrication - M/N Seal

1600 rpm

Oil Lubrication - T Seal

2900 rpm

Oil Lubrication - B/C/O Seal

1300 rpm

Grease Lubrication - M/N Seal

1600 rpm

Grease Lubrication - T Seal

2400 rpm

Grease Lubrication - B/C/O Seal

1300 rpm


Engineering Bearing Attributes

Float

0.083 in
2.108
mm

Shaft Tolerance

0.0020 in
0.051
mm


Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

0.0020

Eng Internal Radial Clearance - Max

0.0031

Pre Install Clearance Min

0.0020 in
0.050
mm

Pre Install Clearance Max

0.0031 in
0.080
mm



 DOWNLOADS 

Bearing Life Calculation Tool

Primary Sealing
(PDF, 411KB)

Secondary Sealing
(PDF, 720KB)

TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS


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