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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 Two-Bolt Pillow Block > Part Number QAASN20A400S  
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Part Number QAASN20A400S, Double Concentric Two-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

22220

Shaft Size

4 in

Shaft Size Type

Imperial

Full Timken Part Number

QAASN20A400SB
QAASN20A400SC

QAASN20A400SEB

QAASN20A400SEC

QAASN20A400SEM

QAASN20A400SEN

QAASN20A400SEO

QAASN20A400SET

QAASN20A400SM

QAASN20A400SN

QAASN20A400SO

QAASN20A400ST

Locking Style

Double Concentric

Housing Construction

Two-Bolt Pillow Block

UPC Code

0883450351621
0883450351638

0883450351645

0883450351652

0883450351669

0883450351676

0883450351683

0883450351690

0883450351706

0883450351713

0883450351720

0883450351737


Dimensions

Dimension A

4.92 in
125
mm

Dimension B

9.49 in
241
mm

Dimension C

5.98 in
152
mm

Dimension D Min

12.56 in
319
mm

Dimension D Max

14.41 in
366
mm

Dimension F

16.14 in
410
mm

Dimension G

3.98 in
101
mm

Dimension H

1.97 in
50
mm

Dimension J (Bolt Size)

0.875 in
24
mm

Dimension L

4.96 in
126
mm

Dimension M

2.97 in
75.4
mm

Dimension RAA

0.98 in
25
mm

Dimension SAA

5.91 in
150
mm


Radial and Thrust Factors

C0 - Static Load

113000 lbf
502000
N

C - Dynamic Load (Basic)

97700 lbf
435000
N

e - Geometry Factor

0.24

Y1 - Geometry Factor

2.85

Y2 - Geometry Factor

4.24


Engineering Seal Speed

Oil Lubrication - M/N Seal

1200 rpm

Oil Lubrication - T Seal

2000 rpm

Oil Lubrication - B/C/O Seal

900 rpm

Grease Lubrication - M/N Seal

1200 rpm

Grease Lubrication - T Seal

1600 rpm

Grease Lubrication - B/C/O Seal

900 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

0.0030

Eng Internal Radial Clearance - Max

0.0047

Pre Install Clearance Min

0.0030 in
0.075
mm

Pre Install Clearance Max

0.0047 in
0.120
mm



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