Bearing OB88 KOYO
Offer High Quality Brand 20 mm B Bearing OB88 KOYO .Contact Us Online to 100 mm d Get Best Quote.
Min.Order Quantity |
1 pcs |
Price |
Negotiable |
Product Details
d | 100 mm |
D | 140 mm |
B | 20 mm |
d1 | 112.3 mm |
d2 | 112.3 mm |
D1 | 127.7 mm |
K | 0.5 mm |
C1 | 5.46 mm |
r1,2 min. | 1.1 mm |
r3,4 min. | 0.6 mm |
a | 26.1 mm |
da min. | 106 mm |
db min. | 106 mm |
Da max. | 134 mm |
Db max. | 136 mm |
ra max. | 1 mm |
rb max. | 0.6 mm |
dn | 115.6 mm |
Basic dynamic load rating C | 60.5 kN |
Basic static load rating C0 | 65.5 kN |
Fatigue load limit Pu | 2.55 kN |
Attainable speed for grease lubrication | 8500 r/min |
Attainable speed for oil-air lubrication | 14000 r/min |
Ball diameter Dw | 12.7 mm |
Number of balls z | 26 |
Reference grease quantity Gref | 10.5 cm³ |
Preload class A GA | 230 N |
Static axial stiffness, preload class A | 107 N/µm |
Preload class B GB | 460 N |
Static axial stiffness, preload class B | 147 N/µm |
Preload class C GC | 920 N |
Static axial stiffness, preload class C | 209 N/µm |
Preload class D GD | 1840 N |
Static axial stiffness, preload class D | 306 N/µm |
Calculation factor f | 1.23 |
Calculation factor f1 | 1 |
Calculation factor f2A | 1 |
Calculation factor f2B | 1.04 |
Calculation factor f2C | 1.09 |
Calculation factor f2D | 1.15 |
Calculation factor fHC | 1 |
Calculation factor f0 | 16.3 |
Mass bearing | 0.8 kg |