All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Double Concentric Solid-Block Mounted Bearings > Double Concentric Flange Block > Part Number QAAFL20A315S  

Part Number QAAFL20A315S, Double Concentric 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
QAAFL20A315SB
QAAFL20A315SC
QAAFL20A315SEB
QAAFL20A315SEC
QAAFL20A315SEM
QAAFL20A315SEN
QAAFL20A315SEO
QAAFL20A315SET
QAAFL20A315SM
QAAFL20A315SN
QAAFL20A315SO
QAAFL20A315ST

Locking Style
Double Concentric

Housing Construction
Flange Block

UPC Code
0883450021500
0883450021517
0883450021531
0883450021548
0883450021555
0883450021562
0883450021579
0883450021586
0883450191746
0883450191906
0883450269100
0883450269261


Dimensions

Dimension BC
10.75 in
273.1 mm

Dimension C
6 in
152.4 mm

Dimension D
8.39 in
213.1 mm

Dimension E
7.6 in
193 mm

Dimension F
9.5 in
241.3 mm

Dimension H
1.5 in
38.1 mm

Dimension J (Bolt Size)
1 in
24 mm

Dimension L Exp
5.29 in
134.4 mm

Dimension L Fix
5.21 in
132.3 mm

Dimension M
2.97 in
75.4 mm

Dimension N
4.12 in
104.6 mm

Dimension RAA
0.71 in
18 mm

Dimension SAA
5.92 in
150.4 mm

Dimension G
8.5 in
215.9 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



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