39WR4444 KOYO Fw 39 mm 39x44x43.8mm Needle roller bearings
| Bearing number | 39WR4444 |
| Size (mm) | 39x44x43.8 |
| Brand | KOYO |
| Bore Diameter (mm) | 39 |
| Outer Diameter (mm) | 44 |
| Width (mm) | 43.8 |
| Fw | 39 mm |
| Ew | 44 mm |
| B | 43.8 mm |
| Weight | 0.08 Kg |
| Basic dynamic load rating (C) | 39 kN |
| Basic static load rating (C0) | 88 kN |
| (Grease) Lubrication Speed | 7200 r/min |
| (Oil) Lubrication Speed | 12000 r/min |
Detailed Parameters
parameter：
| BK1312 Needle roller bearings | Size :13x19x12mm ，Brand:INA ，Width :12mm ，Bore Diameter :13mm ，Outer Diameter :19mm |
| NP3034 Cylindrical roller bearings | d:170 mm ，Outer Diameter :260mm ，Width :67mm ，Size :170x260x67mm ，Bore Diameter :170mm ，Brand:ISO |
| ALP207 Bearing units | Brand:KOYO ，d:35 mm ，Width :47.6mm ，A:35 mm ，Bore Diameter :35mm |
| W634 Deep groove ball bearings | Size :4x16x5mm ，Brand:SKF ，Outer Diameter :16mm ，Width :5mm ，Bore Diameter :4mm ，d:4 mm |
| GEC320FBAS Plain bearings | d:320 mm ，Width :160mm ，Brand:SKF ，Size :320x440x160mm ，Outer Diameter :440mm ，Bore Diameter :320mm |
| UCFL211-34E Bearing units | Brand:KOYO ，d:53.975 mm ，A0:58.4 mm ，Bore Diameter :53.975mm |
| 30208 Tapered roller bearings | Size :40x80x19.75mm ，Bore Diameter :40mm ，Outer Diameter :80mm ，Brand:ISO |
| SAL70TXE-2LS Plain bearings | Bore Diameter :70mm ，d2 max.:162 mm ，d:70 mm ，Brand:SKF |
| SF629-2Z Deep groove ball bearings | Size :9x26x8mm ，Bore Diameter :9mm ，Brand:ZEN ，Width :8mm ，Outer Diameter :26mm |
| UCP208-24 Bearing units | Brand:KOYO ，A:54 mm ，Width :49.2mm ，d:38.1 mm ，B:49.2 mm ，Bore Diameter :38.1mm |
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