Montage of Timken Bearing Products 
Search Catalog
        
 All Product Types    Tapered Roller Bearings - 2TS-DM (Matched Bearing Assembly, Direct Mount)
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 - 2TS (Matched Bearing Assembly) > Tapered Roller Bearings - 2TS-DM (Matched Bearing Assembly, Direct Mount) > Part Number 387A - 382A (Y1S-382A)  
Download PDF Download PDF     Printable Page     Email Email This Page     Save To Favorites Save To Favorites
Add To Cart Request Quote

Part Number 387A - 382A (Y1S-382A), Tapered Roller Bearings - 2TS-DM (Matched Bearing Assembly, Direct Mount)


Tapered Roller Bearings - 2TS-DM (Matched Bearing Assembly, Direct Mount)



Unit of Measure: Imperial Metric Both

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

Specifications

Cone Part Number
387A

Cup Part Number
382A

Related Assembly Number(s)
387A-90153
387A-90170
387A-902B8

Outer Spacer Part Number
Y1S-382A

Design Unit
Inch


Dimensions

d - Bore
2 1/4 in
57.150 mm

D - Cup Outer Diameter
3.8125 in
96.838 mm

T - Width
1.6536 in
42.001 mm

B - Width
1.728 in
43.892 mm


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
0.010 in
0.3 mm

r - Cup Backface "To Clear" Radius2
0.030 in
0.76 mm

db - Cone Backface Backing Diameter
2.76 in
70 mm

Da - Cup Frontface Backing Diameter
3.66 in
92.96 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
6280 lbf
28000 N

C1 - Dynamic Radial Rating (1 million revolutions)2
42200 lbf
188000 N

Ca90 - Dynamic Thrust Rating (90 million revolutions)3
3810 lbf
16900 N

C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)4
10900 lbf
48700 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
1.65

e - ISO Factor2
0.35

Y1 - ISO Factor3
1.91

Y2 - ISO Factor4
2.84
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-2TS-DM-24-OD-pin-cage-cutaway-angle-view

·  timken-2TS-DM-24-OD-pin-cage-left-angle-view

·  Timken TRB 2TS-DM



 DOWNLOADS 

Bearing Life Calculation Tool

Bearing Dimensional Tolerances

Tools and Guides for Engineers


Add To Cart Request Quote
<