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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 Two-Bolt Pillow Block > Part Number QAP11A204S - Stainless  
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Part Number QAP11A204S - Stainless, Single Concentric Stainless Two-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
22211

Shaft Size
2 1/4 in

Shaft Size Type
Imperial

Full Timken Part Number
QAP11A204SBSS
QAP11A204SCSS
QAP11A204SEBSS
QAP11A204SECSS
QAP11A204SEMSS
QAP11A204SENSS
QAP11A204SEOSS
QAP11A204SETSS
QAP11A204SMSS
QAP11A204SNSS
QAP11A204SOSS
QAP11A204STSS

Locking Style
Single Concentric

Housing Construction
Two-Bolt Pillow Block

UPC Code
0883450701846
0883450701853
0883450701860
0883450701877
0883450701884
0883450701891
0883450701907
0883450701914
0883450701921
0883450701938
0883450701945
0883450701952


Dimensions

Dimension A
2.5 in
63.5 mm

Dimension B
5.25 in
133.4 mm

Dimension C
3.25 in
82.6 mm

Dimension D Min
6.5 in
165.1 mm

Dimension D Max
7.88 in
200.2 mm

Dimension F
9.63 in
244.6 mm

Dimension G
2.63 in
66.8 mm

Dimension H
1.25 in
31.8 mm

Dimension J (Bolt Size)
0.625 in
16 mm

Dimension KA
1.13 in
28.7 mm

Dimension L
3.32 in
84.3 mm

Dimension M
2 in
50.8 mm

Dimension RA
0.19 in
4.8 mm

Dimension SA
3.13 in
79.5 mm


Radial and Thrust Factors

C0 - Static Load
31900 lbf
142000 N

C - Dynamic Load (Basic)
31400 lbf
140000 N

e - Geometry Factor
0.23

Y1 - Geometry Factor
2.95

Y2 - Geometry Factor
4.40


Engineering Seal Speed

Oil Lubrication - M/N Seal
2200 rpm

Oil Lubrication - T Seal
3800 rpm

Oil Lubrication - B/C/O Seal
1600 rpm

Grease Lubrication - M/N Seal
2200 rpm

Grease Lubrication - T Seal
3200 rpm

Grease Lubrication - B/C/O Seal
1600 rpm


Engineering Bearing Attributes

Float
0.050 in
1.270 mm

Shaft Tolerance
0.0015 in
0.038 mm


Engineering Internal Radial Clearance

Eng Internal Radial Clearance - Min
0.0016

Eng Internal Radial Clearance - Max
0.0026

Pre Install Clearance Min
0.0016 in
0.040 mm

Pre Install Clearance Max
0.0026 in
0.065 mm



 DOWNLOADS 

Bearing Life Calculation Tool

Primary Sealing
(PDF, 411KB)

Secondary Sealing
(PDF, 720KB)

TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS

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


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