Montage of Timken Bearing Products
Search Catalog
        
 All Product Types    Tapered Roller Bearings - TNA (Tapered Double, non-adjustable) Imperial
View Cart View RFQs Express Ordering  | Shipping 
 | Tax 
 | Terms
 Shopping Cart 0 Items
 Request for Quote 0 Items
All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - TNA (Tapered Double, non-adjustable) Imperial > Part Number NA82587 - 82932D  
Download PDF Download PDF     Printable Page     Email Email This Page     Save To Favorites Save To Favorites
Add To Cart Request Quote

Part Number NA82587 - 82932D, Tapered Roller Bearings - TNA (Tapered Double, non-adjustable) Imperial







Unit of Measure: Imperial Metric Both

Specifications  · Dimensions  · Abutment and Fillet Dimensions  · Basic Load Ratings  · Factors

Specifications

Cone Part Number

NA82587

Cup Part Number

82932D

Design Unit

Inch


Dimensions

d - Bore

5.8750 in
149.225
mm

D - Cup Outer Diameter

9.3125 in
236.538
mm

T - Bearing Width across Cones

5.1875 in
131.762
mm

C - Double Cup Width

4.1875 in
106.363
mm


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1

0.14 in
3.5
mm

r - Cup Backface "To Clear" Radius2

0.06 in
1.5
mm

db - Cone Backface Backing Diameter

6.65 in
169
mm

Da - Cup Frontface Backing Diameter

8.94 in
227.08
mm
1 These maximum fillet radii will be cleared by the bearing corners.
2 These maximum fillet radii will be cleared by the bearing corners.


Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)1

30000 lbf
134000
N

C1 - Dynamic Radial Rating (1 million revolutions)2

202000 lbf
897000
N

Ca90 - Dynamic Thrust Rating (90 million revolutions)3

22700 lbf
101000
N

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)4

52300 lbf
232000
N
1 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values.
2 Based on 1 x 106 revolutions L10 life, for the ISO life calculation method.
3 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value.
4 Based on 90 x 106 revolutions L10 life, for The Timken Company life calculation method. C90 and Ca90 are radial and thrust values for a single-row, C90(2) is the two-row radial value.


Factors

K - Factor1

1.32

e - ISO Factor2

0.44

Y1 - ISO Factor3

1.53

Y2 - ISO Factor4

2.27
1 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
2 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
3 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.
4 These factors apply for both inch and metric calculations. Consult your Timken representative for instruction on use.


 MORE IMAGES 

·  timken-TNA-cutaway-angle-view

·  timken-TNA-left-angle-view

·  Timken TRB TNA



 DOWNLOADS 

Bearing Life Calculation Tool

Bearing Dimensional Tolerances

Tools and Guides for Engineers


Add To Cart Request Quote
<