INA RNA4902-2RSR needle roller bearings
Brand Name: | INA |
Model Number: | RNA4902-2RSR |
Design Unit: | METRIC |
Bore Taper: | 1/12 |
Bearing Weight: | 64 Kg |
Cage Type: | EM |
UPC Code: | 087796033221 |
Cage Material: | Brass |
Superseded Part: | 26250KYMW33W45AC4 |
d: | 250.000 mm |
PDF |
RNA4902-2RSR |
Product Details
Design Unit | METRIC |
Bore Taper | 1/12 |
Bearing Weight | 64 Kg |
Cage Type | EM |
UPC Code | 087796033221 |
Cage Material | Brass |
Superseded Part | 26250KYMW33W45AC4 |
d | 250.000 mm |
D | 410.000 mm |
B - Inner Ring Width | 128 mm |
B - Outer Ring Width | 128.000 mm |
R - Inner Ring To Clear Radius1 | 3.0 mm |
r - Outer Ring To Clear Radius2 | 3.0 mm |
da - Inner Ring Backing Diameter | 284.500 mm |
Da - Outer Ring Backing Diameter | 373.900 mm |
C0 - Static Radial Rating | 3150000 N |
C1(2) - Dynamic Radial Rating (Two-Rows) | 2190000 N |
e - ISO Factor3 | 0.3 |
Y0 - ISO Factor4 | 2.28 |
Y1 - ISO Factor5 | 3.39 |
Y2 - ISO Factor6 | 2.23 |
Reference Thermal Speed Rating (Grease) | 620 |
Reference Thermal Speed Rating (Oil)7 | 680 |
Cg - Geometry Factor8 | 0.1105 |