WBB1-8708-2RS1 SKF 14x8x4mm Fatigue load limit – Pu 0.002 kN Deep groove ball bearings
| Bearing number | WBB1-8708-2RS1 |
| Size (mm) | 14x8x4 |
| Brand | SKF |
| Bore Diameter (mm) | 14 |
| Outer Diameter (mm) | 8 |
| Width (mm) | 4 |
| d | 8 mm |
| D | 14 mm |
| B | 4 mm |
| d2 | 9.26 mm |
| D2 | 12.8 mm |
| r1,2 – min. | 0.15 mm |
| da – min. | 8.9 mm |
| da – max. | 9.2 mm |
| Da – max. | 12.9 mm |
| ra – max. | 0.15 mm |
| Basic dynamic load rating – C | 0.364 kN |
| Basic static load rating – C0 | 0.053 kN |
| Fatigue load limit – Pu | 0.002 kN |
| Limiting speed | 28000 r/min |
| Calculation factor – kr | 0.015 |
| Calculation factor – f0 | 2.1 |
| d2 ≈ | 9.26 mm |
| D2 ≈ | 12.78 mm |
| r1,2 min. | 0.15 mm |
| da min. | 8.9 mm |
| da max. | 9.2 mm |
| Da max. | 12.9 mm |
| ra max. | 0.15 mm |
| Basic dynamic load rating C | 0.462 kN |
| Basic static load rating C0 | 0.193 kN |
| Fatigue load limit Pu | 0.002 kN |
| Calculation factor kr | 0.015 |
| Calculation factor f0 | 7.8 |
| Mass bearing | 0.002 kg |
Detailed Parameters
parameter：
| NJ2305 Cylindrical roller bearings | Outer Diameter :62mm ，Size :25x62x24mm ，Brand:ISO ，Bore Diameter :25mm ，Width :24mm ，d:25 mm |
| K18X26X12FV Needle roller bearings | Outer Diameter :26mm ，Bore Diameter :18mm ，Brand:Timken ，Fw:18 mm |
| NUP2318 Cylindrical roller bearings | Outer Diameter :190mm ，Brand:ISO ，Size :90x190x64mm ，Bore Diameter :90mm |
| KZK12X17X10 Needle roller bearings | Bore Diameter :12mm ，Outer Diameter :17mm ，Width :10mm ，Size :12x17x10mm ，Brand:CX |
| 358A/354A Tapered roller bearings | d:45 mm ，Width :20.638mm ，Size :45x85x20.638mm ，Brand:Timken ，Bore Diameter :45mm ，Outer Diameter :85mm |
| 7204-B Angular contact ball bearings | Width :14mm ，Outer Diameter :47mm ，d:20 mm ，Size :20x47x14mm ，Bore Diameter :20mm ，Brand:SIGMA |
| GE 070 HCR-2RS Plain bearings | Bore Diameter :70mm ，Size :70x120x70mm ，Width :70mm ，Brand:ISO ，Outer Diameter :120mm |
| 7206BDF Angular contact ball bearings | Brand:NACHI ，Bore Diameter :30mm ，Outer Diameter :62mm ，Size :30x62x16mm |
| K10X14X10H Needle roller bearings | Brand:KOYO ，Bore Diameter :10mm ，Outer Diameter :14mm ，Fw:10 mm |
| GTR 708945 Needle roller bearings | Outer Diameter :89mm ，Brand:IKO ，Bore Diameter :70mm ，Size :70x89x45mm |
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