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438-432D Bearing has Double Row Outer Ring with oil holes and groove , cup number is 432D, has two inner rings , cone number is 438 .
The details of 438-432D TIMKEN Double Row outer ring Tapered roller bearing as below :
Series | 435 |
Cone Part Number | 438 |
Cup Part Number | 432D |
Design Units | Imperial |
Bearing Weight | 4.37 lb1.984 Kg |
Cage Type | Stamped Steel |
Ab - Cage-Cone Frontface Clearance | 0.05 in1.3 mm |
d - Bore | 1.7500 in44.450 mm |
D - Cup Outer Diameter | 3.7500 in95.250 mm |
B - Cone Width | 1.1772 in29.901 mm |
C - Double Cup Width | 2.0000 in50.800 mm |
T - Bearing Width across Cones | 2.4376 in61.915 mm |
| R - Cone Backface "To Clear" Radius1 | 0.14 in3.600 mm |
| r - Cup Frontface "To Clear" Radius2 | 0.03 in0.8 mm |
db - Cone Backface Backing Diameter | 2.24 in56.90 mm |
Da - Cup Frontface Backing Diameter | 3.46 in87.12 mm |
Aa - Cage-Cone Backface Clearance | 0.04 in1 mm |
| C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)3 | 7400 lbf32900 N |
| C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)4 | 49700 lbf221000 N |
| C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)5 | 12900 lbf57300 N |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 | 3600 lbf16000 N |
| K - Factor7 | 2.05 |
| e - ISO Factor8 | 0.59 |
| Y1 - ISO Factor9 | 1.141.70 |
| Y2 - ISO Factor10 | 1.7 |
| Cg - Geometry Factor11 | 0.0805 |
