21309CK NTN 45x100x25mm EAN 4547359260182 Spherical roller bearings
| Bearing number | 21309CK |
| Size (mm) | 45x100x25 |
| Brand | NTN |
| Bore Diameter (mm) | 45 |
| Outer Diameter (mm) | 100 |
| Width (mm) | 25 |
| d | 45 mm |
| D | 100 mm |
| B | 25 mm |
| C | 25 mm |
| r min. | 1.5 mm |
| da min. | 53.5 mm |
| Da max. | 91.5 mm |
| ra max. | 1.5 mm |
| Weight | 0.912 Kg |
| Basic dynamic load rating (C) | 102 kN |
| Basic static load rating (C0) | 106 kN |
| (Grease) Lubrication Speed | 4 400 r/min |
| (Oil) Lubrication Speed | 5 700 r/min |
| Calculation factor (e) | 0.26 |
| Calculation factor (Y0) | 2.54 |
| Calculation factor (Y1) | 2.6 |
| Category | Bearings |
| BDI Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0 |
| EAN | 4547359260182 |
| Product Group – BDI | B04311 |
Detailed Parameters
parameter：
| 51209 Thrust ball bearings | Width :20mm ，Brand:SKF ，Bore Diameter :45mm ，Outer Diameter :73mm ，Size :45x73x20mm |
| R140.77 Wheel bearings | Designation SX:CX034 ，Brand:SNR ，Designation SKF:VKBA 1444 ，Designation FAG:713650310 ，Designation Ruville:4077 |
| 7913CDB Angular contact ball bearings | Width :13mm ，Brand:CYSD ，Size :65x90x13mm ，Outer Diameter :90mm ，Bore Diameter :65mm ，d:65 mm |
| 6310LLUNR Deep groove ball bearings | Brand:NTN ，Outer Diameter :110.000mm ，Bore Diameter :50.000mm ，Size :50x110x27mm |
| USFAE204 Bearing units | e:10.5 mm ，Bore Diameter :20mm ，d:20 mm ，Brand:SNR ，H3:50.8 mm ，s:7 mm |
| 7207C Angular contact ball bearings | Outer Diameter :72mm ，Size :35x72x17mm ，Bore Diameter :35mm ，Brand:CRAFT |
| 7903 A5 Angular contact ball bearings | Width :7mm ，Size :17x30x7mm ，Bore Diameter :17mm ，Outer Diameter :30mm ，Brand:NSK |
| L327249/10 Tapered roller bearings | d:133.35 mm ，Width :25.4mm ，Size :133.35x177.008x25.4mm ，Bore Diameter :133.35mm ，Outer Diameter :177.008mm ，Brand:ISO |
| LMFP16 Linear bearings | Bore Diameter :16mm ，Brand:Samick ，d:16 mm ，Outer Diameter :28mm |
| KTV 101411 EG Needle roller bearings | Fw:10 mm ，Bc:11 mm ，Brand:IKO ，Ew:14 mm ，Outer Diameter :14mm ，Bore Diameter :10mm |
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