2304SK NTN (Oil) Lubrication Speed 14 000 r/min 20x52x21mm Self aligning ball bearings


Bearing number | 2304SK |
Size (mm) | 20x52x21 |
Brand | NTN |
Bore Diameter (mm) | 20 |
Outer Diameter (mm) | 52 |
Width (mm) | 21 |
d | 20 mm |
D | 52 mm |
B | 21 mm |
C | 21 mm |
r min. | 1.1 mm |
da min. | 26.5 mm |
Da max. | 45.5 mm |
ra max. | 1 mm |
Weight | 0.193 Kg |
Basic dynamic load rating (C) | 18.5 kN |
Basic static load rating (C0) | 4.7 kN |
(Grease) Lubrication Speed | 11 000 r/min |
(Oil) Lubrication Speed | 14 000 r/min |
Calculation factor (e) | 0.5 |
Calculation factor (Y0) | 1.3 |
Calculation factor (Y1) | 1.2 |
Detailed Parameters
parameter:
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7322 BEY Angular contact ball bearings | Width :50mm ,Bore Diameter :240mm ,Outer Diameter :110mm ,Brand:SKF ,Size :240x110x50mm |
6412 NR Deep groove ball bearings | Brand:ISB ,Bore Diameter :60mm ,Outer Diameter :150mm ,Size :60x150x35mm |
234422B Thrust ball bearings | Size :110x170x72mm ,Outer Diameter :170mm ,Brand:KOYO ,Bore Diameter :110mm |
XLJ 6 Deep groove ball bearings | Brand:SIGMA ,Size :152.4x203.2x25.4mm ,Outer Diameter :203.2mm ,Bore Diameter :152.4mm |
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300RT02 Cylindrical roller bearings | F:343 mm ,D:540 mm ,Outer Diameter :497mm ,Bore Diameter :300mm ,Brand:Timken ,d:300 mm |
NK30/20TN Needle roller bearings | Bore Diameter :30mm ,Size :30x40x20mm ,Brand:SKF ,Outer Diameter :40mm |
NU409-M1 Cylindrical roller bearings | Width :29mm ,Size :45x120x29mm ,Outer Diameter :120mm ,Bore Diameter :45mm ,d:45 mm ,Brand:FAG |
RC4936 Cylindrical roller bearings | Outer Diameter :250mm ,Brand:NACHI ,Size :180x250x69mm ,Bore Diameter :180mm ,Width :69mm ,d:180 mm |
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