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 QACW20A400S  

Part Number QACW20A400S, Single Concentric Piloted Flange Cartridge

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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
4 in

Shaft Size Type
Imperial

Full Timken Part Number
QACW20A400SB
QACW20A400SC
QACW20A400SEB
QACW20A400SEC
QACW20A400SEM
QACW20A400SEN
QACW20A400SEO
QACW20A400SET
QACW20A400SM
QACW20A400SMNG
QACW20A400SN
QACW20A400SO
QACW20A400ST

Locking Style
Single Concentric

Housing Construction
Piloted Flange Cartridge

UPC Code
0883450037709
0883450037716
0883450037730
0883450037747
0883450037754
0883450037761
0883450037778
0883450037785
0883450193962
0883450194129
0883450271134
0883450271295
0883450433532


Dimensions

Dimension BC
9.38 in
238.3 mm

Dimension B Exp
2.58 in
65.5 mm

Dimension B Fix
2.5 in
63.5 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
4.83 in
122.7 mm

Dimension L Fix
4.75 in
120.7 mm

Dimension M
2.97 in
75.4 mm

Dimension N
2.25 in
57.2 mm

Dimension RA
0.16 in
4.1 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

Primary Sealing
(PDF, 411KB)

Secondary Sealing
(PDF, 720KB)

TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS