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All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Eccentric Solid-Block Mounted Bearings > Eccentric Four-Bolt Pillow Block > Part Number QMPF18J308S  
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Part Number QMPF18J308S, Eccentric 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

22218

Shaft Size

3 1/2 in

Shaft Size Type

Imperial

Full Timken Part Number

QMPF18J308SB
QMPF18J308SC

QMPF18J308SEB

QMPF18J308SEC

QMPF18J308SEM

QMPF18J308SEN

QMPF18J308SEO

QMPF18J308SET

QMPF18J308SM

QMPF18J308SN

QMPF18J308SO

QMPF18J308ST

Locking Style

Eccentric

Housing Construction

Four-Bolt Pillow Block

UPC Code

0883450084628
0883450084635

0883450084659

0883450084666

0883450084673

0883450084680

0883450084697

0883450084703

0883450155809

0883450156530

0883450250740

0883450251167


Dimensions

Dimension A

3.75 in
95.3
mm

Dimension B

7.69 in
195.3
mm

Dimension C

4.76 in
120.9
mm

Dimension D Min

8.88 in
225.6
mm

Dimension D Max

10.88 in
276.4
mm

Dimension E

2 in
50.8
mm

Dimension F

12.3 in
312.4
mm

Dimension G

3.75 in
95.3
mm

Dimension H

1.56 in
39.6
mm

Dimension J (Bolt Size)

0.75 in
20
mm

Dimension K

1.44 in
36.6
mm

Dimension L

4.46 in
113.3
mm

Dimension M

2.59 in
65.8
mm

Dimension R

0.32 in
8.1
mm

Dimension S

4.03 in
102.4
mm


Radial and Thrust Factors

C0 - Static Load

87200 lbf
388000
N

C - Dynamic Load (Basic)

79700 lbf
355000
N

e - Geometry Factor

0.23

Y1 - Geometry Factor

2.90

Y2 - Geometry Factor

4.31


Engineering 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


Engineering Bearing Attributes

Float

0.083 in
2.108
mm

Shaft Tolerance

0.0030 in
0.076
mm


Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min

0.0024

Eng Internal Radial Clearance - Max

0.0039

Pre Install Clearance Min

0.0024 in
0.060
mm

Pre Install Clearance Max

0.0039 in
0.100
mm



 DOWNLOADS 

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