All Product Types > ENGINEERED BEARINGS > Spherical Roller Bearings > Spherical Roller Bearings - Application Specific Groups > Spherical Roller Bearings - Case Carburized Inner Rings and Rollers (W40I,W40R,W906A) > Part Number 23256KEMBW502W40IC3  

Part Number 23256KEMBW502W40IC3, Spherical Roller Bearings - Brass Cage


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Spherical bearings are designed to manage high radial loads even when misalignment, poor lubrication, contamination, extreme speeds or critical application stresses are present.




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

Specifications

Design Unit

Metric

d - Bore

280 mm

Bore_Taper

1/12

Cage Type

EMB

UPC Code

087796044456

Cage Material

Brass

Superseded Part

23256KYMBW502W40IC3


Dimensions

D - Outer Diameter

500 mm
19.685
in

B' - Inner Ring Width

176 mm
6.929
in

B - Outer Ring Width

176 mm
6.9290
in


Abutment and Fillet Dimensions

R - Inner Ring "To Clear" Radius1

4 mm
0.160
in

r - Outer Ring "To Clear" Radius2

4 mm
0.16
in

da - Inner Ring Backing Diameter

327.000 mm
12.900
in

Da - Outer Ring Backing Diameter

450.000 mm
17.700
in
1 Maximum housing fillet radius that bearing corners will clear.
2 Maximum shaft fillet radius that bearing corners will clear.


Basic Load Ratings

C0 - Static Radial Rating

5250000 N
1180000
lbf

C1(2) - Dynamic Radial Rating (Two-Rows)

3680000 N
828000
lbf


Factors

e - ISO Factor1

0.33

Y0 - ISO Factor2

2.02

Y1 - ISO Factor3

2.07

Y2 - ISO Factor4

3.08

Reference Thermal Speed Rating (Grease)

590 rpm

Reference Thermal Speed Rating (Oil)5

650 rpm

Cg - Geometry Factor6

0.1232
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. See engineering
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.
5 See thermal speed ratings in the engineering section.
6 Geometry constant for Lubrication Life Adjustment Factor a3l.


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