21308RHK KOYO Da max. 81.5 mm 40x90x23mm Spherical roller bearings


Bearing number | 21308RHK |
Size (mm) | 40x90x23 |
Brand | KOYO |
Bore Diameter (mm) | 40 |
Outer Diameter (mm) | 90 |
Width (mm) | 23 |
d | 40 mm |
D | 90 mm |
B | 23 mm |
C | 23 mm |
r min. | 1.5 mm |
da min. | 48.5 mm |
Da max. | 81.5 mm |
ra max. | 1.5 mm |
Weight | 0.77 Kg |
Basic dynamic load rating (C) | 85.7 kN |
Basic static load rating (C0) | 95.5 kN |
(Grease) Lubrication Speed | 4100 r/min |
(Oil) Lubrication Speed | 5500 r/min |
Calculation factor (e) | 0.26 |
Calculation factor (Y0) | 2.5 |
Calculation factor (Y1) | 2.55 |
Detailed Parameters
parameter:
NJ 2207 Cylindrical roller bearings | Bore Diameter :35mm ,Width :23mm ,Outer Diameter :72mm ,Brand:NACHI ,d:35 mm ,Size :35x72x23mm |
NJ236E Cylindrical roller bearings | Outer Diameter :320mm ,Size :180x320x52mm ,Width :52mm ,Bore Diameter :180mm ,Brand:NTN |
K 28x32x17 Needle roller bearings | Ew:32 mm ,Brand:NBS ,Bc:17 mm ,Bore Diameter :28mm ,Outer Diameter :32mm ,Fw:28 mm |
W 61905 R Deep groove ball bearings | Brand:SKF ,Size :25x42x9mm ,Outer Diameter :42mm ,Bore Diameter :25mm |
46162/46368 Tapered roller bearings | Size :41.275x93.662x31.75mm ,Outer Diameter :93.662mm ,Brand:CX ,Bore Diameter :41.275mm |
37425/37625 Tapered roller bearings | Brand:ISO ,Outer Diameter :158.75mm ,Bore Diameter :107.95mm ,Size :107.95x158.75x23.02mm |
D/W R2-6 Deep groove ball bearings | Bore Diameter :3.175mm ,Size :3.175x9.525x2.779mm ,Outer Diameter :9.525mm ,Brand:SKF |
32219 Tapered roller bearings | Bore Diameter :95mm ,Brand:PFI ,Outer Diameter :170mm ,Size :95x170x45.5mm |
K20X26X20 Needle roller bearings | Brand:INA ,Bore Diameter :20mm ,Fw:20 mm ,Outer Diameter :26mm |
P6904-GB Deep groove ball bearings | Brand:ZEN ,Bore Diameter :20mm ,Size :20x37x9mm ,Outer Diameter :37mm |
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