All Product Types > ENGINEERED BEARINGS > Tapered Roller Bearings > Tapered Roller Bearings - TS (Tapered Single) > Tapered Roller Bearings - TS (Tapered Single) Imperial > Part Number 2380 - 2330  

Part Number 2380 - 2330, Tapered Roller Bearings - TS (Tapered Single) Imperial

    Download PDF Download PDF   
    border="0" Printable Page  
    Email Email This Page  
    Save To Favorites Save To Favorites
  

This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft.




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

Specifications

Series
2300

Cone Part Number
2380

Cup Part Number
2330

Design Unit
Inch

Cage Material
Stamped Steel


Dimensions

d - Bore
7/8 in
22.225 mm

D - Cup Outer Diameter
2.2400 in
56.896 mm

B - Cone Width
0.9750 in
24.765 mm

C - Cup Width
0.8125 in
20.638 mm

T - Bearing Width
0.9377 in
23.818 mm


Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius1
0.03 in
0.760 mm

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

da - Cone Frontface Backing Diameter
1.08 in
27.5 mm

db - Cone Backface Backing Diameter
1.1 in
28 mm

Da - Cup Frontface Backing Diameter
2.11 in
53.10 mm

Db - Cup Backface Backing Diameter
2.01 in
51.05 mm

Ab - Cage-Cone Frontface Clearance
0.08 in
2 mm

Aa - Cage-Cone Backface Clearance
-0.03 in
-0.8 mm

a - Effective Center Location3
-0.37 in
-9.4 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.
3 Negative value indicates effective center inside cone backface.


Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)1
3710 lbf
16500 N

C1 - Dynamic Radial Rating (1 million revolutions)2
14300 lbf
63700 N

C0 - Static Radial Rating
13900 lbf
62000 N

Ca90 - Dynamic Thrust Rating (90 million revolutions)3
1470 lbf
6550 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.


Factors

K - Factor1
2.52

e - ISO Factor2
0.23

Y - ISO Factor3
2.59

G1 - Heat Generation Factor (Roller-Raceway)
13.8

G2 - Heat Generation Factor (Rib-Roller End)
5.9

Cg - Geometry Factor4
0.0517
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 Geometry constant for Lubrication Life Adjustment Factor a3l.



 DOWNLOADS 

Tapered Roller Bearing Engineering Information
(PDF, 663KB)

Bearing Life Calculation Tool

Bearing Dimensional Tolerances



 NEW PRODUCT OFFERING 


HPTO34S1-M-Angle-R
PT Tech