All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Double Concentric Solid-Block Mounted Bearings > Double Concentric Stainless Four Bolt Square Flange Block > Part Number QAAFE20A315SS  

Part Number QAAFE20A315SS, Double Concentric Stainless Four Bolt Square Flange Block


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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

3 15/16 in

Shaft Size Type

Imperial

Full Timken Part Number

QAAFE20A315SBS
QAAFE20A315SCS

QAAFE20A315SEBS

QAAFE20A315SECS

QAAFE20A315SEMS

QAAFE20A315SENS

QAAFE20A315SEOS

QAAFE20A315SETS

QAAFE20A315SMS

QAAFE20A315SNS

QAAFE20A315SOS

QAAFE20A315STS

Locking Style

Double Concentric

Housing Construction

Four-Bolt Square Flange


Dimensions

Dimension BC

10.96 in
278.4
mm

Dimension C

6 in
152.4
mm

Dimension D

8.82 in
224
mm

Dimension E

7 3/4 in
196.9
mm

Dimension F

9.97 in
253.2
mm

Dimension H

2.13 in
54
mm

Dimension J (Bolt Size)

0.875 in
24
mm

Dimension L Exp

6.17 in
156.8
mm

Dimension L Fix

6.09 in
154.7
mm

Dimension M

2.97 in
75.4
mm

Dimension N

5.19 in
131.8
mm

Dimension RAA

0.15 in
3.8
mm

Dimension SAA

5.94 in
150.8
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

2.84

Y2 - Geometry Factor

4.23


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



 DOWNLOADS 

Bearing Life Calculation Tool

Primary Sealing
(PDF, 280KB)

TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS

Stainless-Solid-Block-Mounted-SRB-Sell-Sheet_11229-POD
(PDF, 175KB)



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