All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Double Concentric Solid-Block Mounted Bearings > Double Concentric Stainless Two-Bolt Pillow Block > Part Number QAAP11A203S - Stainless  

Part Number QAAP11A203S - Stainless, Double Concentric Stainless Two-Bolt Pillow 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
22211

Shaft Size
2 3/16 in

Shaft Size Type
Imperial

Full Timken Part Number
QAAP11A203SBSS
QAAP11A203SCSS
QAAP11A203SEBSS
QAAP11A203SECSS
QAAP11A203SEMSS
QAAP11A203SENSS
QAAP11A203SEOSS
QAAP11A203SETSS
QAAP11A203SMSS
QAAP11A203SNSS
QAAP11A203SOSS
QAAP11A203STSS

Locking Style
Double Concentric

Housing Construction
Two-Bolt Pillow Block

UPC Code
0883450701723
0883450701730
0883450701747
0883450701754
0883450701761
0883450701778
0883450701785
0883450701792
0883450701808
0883450701815
0883450701822
0883450701839


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 L
3.32 in
84.3 mm

Dimension M
2 in
50.8 mm

Dimension RAA
0.69 in
17.5 mm

Dimension SAA
4 in
101.6 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)