Montage of Timken Bearing Products
Search Catalog
        
 All Product Types    Single Concentric Stainless Two-Bolt Pillow Block
View Cart View RFQs Express Ordering  | Shipping 
 | Tax 
 | Terms
 Shopping Cart 0 Items
 Request for Quote 0 Items
All Product Types > ENGINEERED BEARINGS > Mounted Bearings > Mounted Solid-Block Spherical Roller Bearings > Single Concentric Solid-Block Mounted Bearings > Single Concentric Stainless Two-Bolt Pillow Block > Part Number QAP18A303S - Stainless  
Download PDF Download PDF     Printable Page     Email Email This Page     Save To Favorites Save To Favorites
Add To Cart Request Quote

Part Number QAP18A303S - 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

22218

Shaft Size

3 3/16 in

Shaft Size Type

Imperial

Full Timken Part Number

QAP18A303SBSS
QAP18A303SCSS

QAP18A303SEBSS

QAP18A303SECSS

QAP18A303SEMSS

QAP18A303SENSS

QAP18A303SEOSS

QAP18A303SETSS

QAP18A303SMSS

QAP18A303SNSS

QAP18A303SOSS

QAP18A303STSS

Locking Style

Single Concentric

Housing Construction

Two-Bolt Pillow Block

UPC Code

0883450704724
0883450704731

0883450704748

0883450704755

0883450704762

0883450704779

0883450704786

0883450704793

0883450704809

0883450704816

0883450704823

0883450704830


Dimensions

Dimension A

3.75 in
95.3
mm

Dimension B

7.69 in
195.3
mm

Dimension C

5.13 in
130.3
mm

Dimension D Min

9.38 in
238.3
mm

Dimension D Max

11.25 in
285.8
mm

Dimension F

13.5 in
342.9
mm

Dimension G

3.41 in
86.6
mm

Dimension H

1.88 in
47.8
mm

Dimension J (Bolt Size)

0.875 in
24
mm

Dimension KA

1.44 in
36.6
mm

Dimension L

4.3 in
109.2
mm

Dimension M

2.59 in
65.8
mm

Dimension RA

0.27 in
6.9
mm

Dimension SA

4.03 in
102.4
mm


Radial and Thrust Factors

C0 - Static Load

87200 lbf
388000
N

C - Dynamic Load (Basic)

79700 lbf
355000
N

e - Geometry Factor

0.23

Y1 - Geometry Factor

2.90

Y2 - Geometry Factor

4.31


Engineering Seal Speed

Oil Lubrication - M/N Seal

1400 rpm

Oil Lubrication - T Seal

2400 rpm

Oil Lubrication - B/C/O Seal

1000 rpm

Grease Lubrication - M/N Seal

1400 rpm

Grease Lubrication - T Seal

2000 rpm

Grease Lubrication - B/C/O Seal

1000 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

0.0024

Eng Internal Radial Clearance - Max

0.0039

Pre Install Clearance Min

0.0024 in
0.060
mm

Pre Install Clearance Max

0.0039 in
0.100
mm



 DOWNLOADS 

Bearing Life Calculation Tool

Eng Seal Temperatures

TIMKEN® SPHERICAL ROLLER BEARING SOLID-BLOCK MOUNTED BEARINGS

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



 NEW PRODUCT OFFERING 


TimkenWirelessSensor
Timken® Wireless Sensor and Monitoring Solution


timken-2TS-DM-24-OD-pin-cage-top-angle-view
Tapered Roller Bearings - 2TS (Matched Bearing Assembly)

Add To Cart Request Quote
<