21311MB AST 55x120x29mm Outer Dia (D) 120.0000 Spherical roller bearings
| Bearing number | 21311MB |
| Size (mm) | 55x120x29 |
| Brand | AST |
| Bore Diameter (mm) | 55 |
| Outer Diameter (mm) | 120 |
| Width (mm) | 29 |
| Bearing Type | straight bore |
| Bore Dia (d) | 55.0000 |
| Outer Dia (D) | 120.0000 |
| Width (B) | 29.0000 |
| Radius (min) (rs) | 2.000 |
| Dynamic Load Rating (Cr) | 133.000 |
| Static Load Rating (Cor) | 137.000 |
| Max Speed (Grease) (X1000 RPM) | 3 |
| Max Speed (Oil) (X1000 RPM) | 4 |
| Weight (g) | 1.740.00 |
| Material | 52100 Chrome steel. or equivalent |
Detailed Parameters
parameter：
| 15125/15245 Tapered roller bearings | Width :19.05mm ，Bore Diameter :31.75mm ，Size :31.75x62x19.05mm ，Outer Diameter :62mm ，d:31.75 mm ，Brand:KOYO |
| SL182924 Cylindrical roller bearings | Bore Diameter :120mm ，Size :120x165x27mm ，Brand:INA ，d:120 mm ，Outer Diameter :165mm ，Width :27mm |
| AST850BM 7530 Plain bearings | Shaft Size (ds) - 75 +0 / -0.046:75 +0 / 0.046 ，Outer Diameter :80mm ，Bore Diameter :75mm ，Bearing Type:metal with bronze ，Brand:AST ，Shaft Dia., Nominal (d):75.0000 |
| 33221 Tapered roller bearings | Outer Diameter :190mm ，Width :68mm ，Brand:ISO ，Size :105x190x68mm ，Bore Diameter :105mm |
| 71926 C-UX Angular contact ball bearings | Bore Diameter :130mm ，Size :130x180x48mm ，Brand:CX ，Outer Diameter :180mm |
| 22334E Cylindrical roller bearings | Brand:NACHI ，Outer Diameter :360mm ，Size :170x360x120mm ，Bore Diameter :170mm |
| KJ42X47X21.8 Needle roller bearings | Fw:42.000 mm ，Bore Diameter :42.000mm ，Bc:21.800 mm ，Outer Diameter :47.000mm ，Ew:47.000 mm ，Brand:NTN |
| 7002CGD2/GNP4 Angular contact ball bearings | Bore Diameter :15mm ，Size :15x32x9mm ，Brand:NTN ，Outer Diameter :32mm |
| 30216 Tapered roller bearings | Bore Diameter :80mm ，d:80 mm ，Brand:CRAFT ，Size :80x140x28.25mm ，Outer Diameter :140mm ，Width :28.25mm |
| RNA 4904 Needle roller bearings | Fw:25 mm ，Brand:NBS ，Outer Diameter :37mm ，Bore Diameter :25mm ，Width :17mm ，Size :25x37x17mm |
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