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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 QAAPF20A315S  
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Part Number QAAPF20A315S, 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
22220

Shaft Size
3 15/16 in

Shaft Size Type
Imperial

Full Timken Part Number
QAAPF20A315SB
QAAPF20A315SC
QAAPF20A315SEB
QAAPF20A315SEC
QAAPF20A315SEM
QAAPF20A315SEN
QAAPF20A315SEO
QAAPF20A315SET
QAAPF20A315SETHT
QAAPF20A315SM
QAAPF20A315SN
QAAPF20A315SO
QAAPF20A315ST

Locking Style
Double Concentric

Housing Construction
Four-Bolt Pillow Block

UPC Code
0883450027700
0883450027717
0883450027731
0883450027748
0883450027755
0883450027762
0883450027779
0883450027786
0883450189576
0883450189705
0883450266918
0883450267052
0883450494519


Dimensions

Dimension A
4.25 in
108 mm

Dimension B
8.78 in
223 mm

Dimension C
6 in
152.4 mm

Dimension D Min
10.88 in
276.4 mm

Dimension D Max
13.38 in
339.9 mm

Dimension E
2-1/4 in
57.2 mm

Dimension F
14.88 in
378 mm

Dimension G
4.31 in
109.5 mm

Dimension H
1.4 in
35.6 mm

Dimension J (Bolt Size)
0.758 in
20 mm

Dimension L
5.13 in
130.3 mm

Dimension M
2.97 in
75.4 mm

Dimension RAA
0.99 in
25.1 mm

Dimension SAA
5.94 in
150.9 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
2.85

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



 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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