21308MB AST Bore Dia (d) 40.0000 40x90x23mm Spherical roller bearings
| Bearing number | 21308MB |
| Size (mm) | 40x90x23 |
| Brand | AST |
| Bore Diameter (mm) | 40 |
| Outer Diameter (mm) | 90 |
| Width (mm) | 23 |
| Bearing Type | straight bore |
| Bore Dia (d) | 40.0000 |
| Outer Dia (D) | 90.0000 |
| Width (B) | 23.0000 |
| Radius (min) (rs) | 1.500 |
| Dynamic Load Rating (Cr) | 74.000 |
| Static Load Rating (Cor) | 69.500 |
| Max Speed (Grease) (X1000 RPM) | 5 |
| Max Speed (Oil) (X1000 RPM) | 6 |
| Weight (g) | 780.00 |
| Material | 52100 Chrome steel. or equivalent |
Detailed Parameters
parameter：
| 22311 W33 Spherical roller bearings | Bore Diameter :55mm ，Width :43mm ，Size :55x120x43mm ，Outer Diameter :120mm ，d:55 mm ，Brand:MPZ |
| KD80110100 Linear bearings | Size :80x110x100mm ，Width :100mm ，Bore Diameter :80mm ，Outer Diameter :110mm ，Brand:NTN |
| 32219 Tapered roller bearings | Bore Diameter :95mm ，Outer Diameter :170mm ，Size :95x170x45.5mm ，Width :45.5mm ，d:95 mm ，Brand:CYSD |
| 240/750W33 Spherical roller bearings | Brand:ISO ，Bore Diameter :750mm ，Outer Diameter :1090mm ，Size :750x1090x335mm |
| LMKM35UU Linear bearings | d:35 mm ，Bore Diameter :35mm ，Brand:Samick ，Outer Diameter :52mm |
| NU1048 Cylindrical roller bearings | Size :240x360x56mm ，Width :56mm ，Outer Diameter :360mm ，Brand:ISO ，Bore Diameter :240mm |
| NUP3226 Cylindrical roller bearings | Size :130x230x80mm ，Outer Diameter :230mm ，Brand:ISO ，Bore Diameter :130mm |
| HK4016.2RS Needle roller bearings | Width :16mm ，Brand:Timken ，Size :40x47x16mm ，Outer Diameter :47mm ，Bore Diameter :40mm ，Fw:40 mm |
| BS 260 7P62U Thrust ball bearings | Bore Diameter :60mm ，Brand:SNFA ，Outer Diameter :110mm ，Size :60x110x22mm |
| RNAF 455517 Needle roller bearings | Bore Diameter :45mm ，Brand:IKO ，Size :45x55x17mm ，Outer Diameter :55mm |
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