KOYO 389S/382A tapered roller bearings
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The online KOYO 389S/382A tapered roller bearings parts store gives you immediate access to a selection of more than 390000 Series 1.4 million new, used, remanufactured.
Series | 390000 |
Cone Part Number | EE390095 |
Cup Part Number | 390200 |
Design Units | Imperial |
Bearing Weight | 94.800 Kg |
Cage Type | Pin-Type |
d | 241.300 mm |
D | 508.000 mm |
B – Cone Width | 95.250 mm |
C – Cup Width | 73.025 mm |
B | 117.475 mm |
R – Cone Backface To Clear Radius1 | 6.35 mm |
r – Cup Backface To Clear Radius2 | 6.35 mm |
da – Cone Frontface Backing Diameter | 288.04 mm |
db – Cone Backface Backing Diameter | 296.93 mm |
Da – Cup Frontface Backing Diameter | 457.20 mm |
Db – Cup Backface Backing Diameter | 422.91 mm |
Ab – Cage-Cone Frontface Clearance | 18.8 mm |
Aa – Cage-Cone Backface Clearance | 22.9 mm |
a – Effective Center Location3 | 49.5 mm |
C90 – Dynamic Radial Rating (90 million revolutions)4 | 83500 lbf |
C1 – Dynamic Radial Rating (1 million revolutions)5 | 322000 lbf |
C0 – Static Radial Rating | 473000 lbf |
Ca90 – Dynamic Thrust Rating (90 million revolutions)6 | 134000 lbf |
K – Factor7 | 0.62 |
e – ISO Factor8 | 0.94 |
Y – ISO Factor9 | 0.64 |
G1 – Heat Generation Factor (Roller-Raceway) | 1260 |
G2 – Heat Generation Factor (Rib-Roller End) | 106 |
Cg – Geometry Factor | 0.191 |
Detailed Parameters
parameter:
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