21316EX1 NACHI 80x170x39mm Basic dynamic load rating (C) 380 kN Cylindrical roller bearings
| Bearing number | 21316EX1 |
| Size (mm) | 80x170x39 |
| Brand | NACHI |
| Bore Diameter (mm) | 80 |
| Outer Diameter (mm) | 170 |
| Width (mm) | 39 |
| d | 80 mm |
| D | 170 mm |
| B | 39 mm |
| C | 39 mm |
| r min. | 2.1 mm |
| Weight | 4.5 Kg |
| Basic dynamic load rating (C) | 380 kN |
| Basic static load rating (C0) | 339 kN |
| (Grease) Lubrication Speed | 3000 r/min |
| (Oil) Lubrication Speed | 3800 r/min |
| Calculation factor (e) | 0.23 |
| Calculation factor (Y0) | 2.82 |
| Calculation factor (Y1) | 2.88 |
Detailed Parameters
parameter：
| N307 Cylindrical roller bearings | Bore Diameter :35mm ，Brand:FBJ ，Outer Diameter :80mm ，Size :35x80x21mm |
| 713678610 Wheel bearings | Designation SNR:R140.85 ，Designation SKF:VKBA 1467 ，Brand:FAG ，Designation SX:CX514 |
| 3305 Angular contact ball bearings | Basic static load rating (C0):20.8 kN ，Basic dynamic load rating (C):31.2 kN ，(Grease) Lubrication Speed:7500 r/min ，Size :25x62x25.4mm ，Weight:0.35 Kg |
| M-441 Needle roller bearings | Outer Diameter :11.113mm ，Size :6.35x11.113x6.35mm ，Brand:Timken ，Bore Diameter :6.35mm ，Width :6.35mm |
| 105115/105165P Tapered roller bearings | Bore Diameter :115mm ，Width :60mm ，d:115 mm ，Size :115x165x60mm ，Brand:Gamet ，Outer Diameter :165mm |
| 4R16405 Cylindrical roller bearings | Size :820x1130x825mm ，Width :825.000mm ，Outer Diameter :1130.000mm ，Brand:NTN ，d:820.000 mm ，Bore Diameter :820.000mm |
| TA 5015 Z Needle roller bearings | Outer Diameter :62mm ，Brand:IKO ，Bore Diameter :50mm ，Size :50x62x15mm |
| 13686/13621 Tapered roller bearings | Width :26.195mm ，Bore Diameter :38.1mm ，Brand:Timken ，d:38.1 mm ，Outer Diameter :69.012mm ，Size :38.1x69.012x26.195mm |
| KBK 13x17x14,5 Needle roller bearings | Outer Diameter :17mm ，Brand:NBS ，Ew:17 mm ，Fw:13 mm ，Bc:14.5 mm ，Bore Diameter :13mm |
| 3001 ZZ Angular contact ball bearings | Size :12x28x12mm ，Brand:ISO ，Width :12mm ，Bore Diameter :12mm ，Outer Diameter :28mm ，d:12 mm |
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