21311K NTN Minimum Buy Quantity N/A 55x120x29mm Spherical roller bearings
| Bearing number | 21311K |
| Size (mm) | 55x120x29 |
| Brand | NTN |
| Bore Diameter (mm) | 55 |
| Outer Diameter (mm) | 120 |
| Width (mm) | 29 |
| d | 55 mm |
| D | 120 mm |
| B | 29 mm |
| C | 29 mm |
| r min. | 2 mm |
| da min. | 65 mm |
| Da max. | 110 mm |
| ra max. | 2 mm |
| Weight | 1.69 Kg |
| Basic dynamic load rating (C) | 145 kN |
| Basic static load rating (C0) | 163 kN |
| (Grease) Lubrication Speed | 3 700 r/min |
| (Oil) Lubrication Speed | 4 800 r/min |
| Calculation factor (e) | 0.25 |
| Calculation factor (Y0) | 2.63 |
| Calculation factor (Y1) | 2.69 |
| Category | Roller Bearings |
| BDI Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 1.642 |
| EAN | 4547359002621 |
| Product Group – BDI | B04311 |
| bore diameter: | 22 mm |
| maximum rpm: | 3300 rpm |
| outside diameter: | 120 mm |
| cage material: | Brass |
| overall width: | 29 mm |
| bearing material: | Through Hardened Steel |
| bore type: | Tapered 1:12 |
| cage type: | Machined |
| outer ring type: | Not Split |
| finish/coating: | Uncoated |
| internal clearance: | CN |
| outer ring width: | 29 mm |
| closure type: | Open |
| inner ring width: | 29 mm |
| lubrication hole type: | No Holes |
| fillet radius: | 2.5 mm |
| dynamic load capacity: | 145000 N |
| series: | 213 |
| static load capacity: | 163000 N |
| manufacturer product page: | Click here |
Detailed Parameters
parameter：
| UCHA202 Bearing units | d:15 mm ，Bore Diameter :15mm ，Brand:FYH ，A:40 mm ，Width :31mm |
| AST40 7080 Plain bearings | Brand:AST ，Bearing Type:straight ，Shaft Size (ds) - 70 -0.03 / -0.06:70 0.03 / 0.06 ，Bore Diameter :70mm ，Outer Diameter :75mm ，Shaft Dia., Nominal (d):70.0000 |
| ZARN 1747 L TN Complex bearings | Bore Diameter :17mm ，d:17 mm ，Outer Diameter :47mm ，Width :16mm ，Size :17x47x16mm ，Brand:NBS |
| GAC105S Plain bearings | Outer Diameter :160mm ，d:105 mm ，Width :35mm ，Brand:LS ，Bore Diameter :105mm ，Size :105x160x35mm |
| 7002 BDB Angular contact ball bearings | Brand:ISO ，Width :18mm ，d:15 mm ，Bore Diameter :15mm ，Size :15x32x18mm ，Outer Diameter :32mm |
| TUP1 80.60 Plain bearings | d:80 mm ，Brand:CX ，Outer Diameter :85mm ，Bore Diameter :80mm ，D:85 mm |
| HK1712 Needle roller bearings | Outer Diameter :23mm ，Width :12mm ，Bore Diameter :17mm ，Size :17x23x12mm ，Brand:Timken |
| F604ZZ Deep groove ball bearings | Bore Diameter :4mm ，Brand:ISB ，Size :4x12x4mm ，Outer Diameter :12mm |
| RA104RR Deep groove ball bearings | Size :31.75x72x25.4mm ，Outer Diameter :72mm ，Brand:Timken ，Bore Diameter :31.75mm |
| G1110KRR Deep groove ball bearings | Outer Diameter :85mm ，Bore Diameter :41.275mm ，Size :41.275x85x42.86mm ，Width :42.86mm ，Brand:Timken |
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