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All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Single Concentric Solid-Block Mounted Bearings > Single Concentric Piloted Flange Cartridge > Part Number QAC20A315S  
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Part Number QAC20A315S, Single Concentric Piloted Flange Cartridge


 



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
QAC20A315SB
QAC20A315SC
QAC20A315SEB
QAC20A315SEC
QAC20A315SEM
QAC20A315SEN
QAC20A315SEO
QAC20A315SET
QAC20A315SM
QAC20A315SMNP
QAC20A315SMT
QAC20A315SN
QAC20A315SO
QAC20A315ST
QAC20A315STHT

Locking Style
Single Concentric

Housing Construction
Piloted Flange Cartridge

UPC Code
0883450036009
0883450036016
0883450036030
0883450036047
0883450036054
0883450036061
0883450036078
0883450036085
0883450193276
0883450193436
0883450270465
0883450270625
0883450434928
0883450456951
0883450952798


Dimensions

Dimension BC
9.38 in
238.3 mm

Dimension B Exp
2.93 in
74.4 mm

Dimension B Fix
2.84 in
72.1 mm

Dimension C
6 in
152.4 mm

Dimension D
8.13 in
206.5 mm

Dimension E
6.63 in
168.4 mm

Dimension F
10.88 in
276.4 mm

Dimension G
8.125 in
206.4 mm

Dimension H
1 in
25.4 mm

Dimension J (Bolt Size)
0.75 in
20 mm

Dimension KA
1.63 in
41.4 mm

Dimension L Exp
5.05 in
128.3 mm

Dimension L Fix
4.97 in
126.2 mm

Dimension M
2.97 in
75.4 mm

Dimension N
2.13 in
54.1 mm

Dimension RA
0.37 in
9.4 mm

Dimension SA
4.59 in
116.6 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


 MORE IMAGES 

·  Single Concentric Piloted Flange Cartridge - Dimensional Drawing



 DOWNLOADS 

Bearing Life Calculation Tool

Eng Seal Temperatures

TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS


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