21311EAE4 NSK LangID 1 55x120x29mm Spherical roller bearings
| Bearing number | 21311EAE4 |
| Size (mm) | 55x120x29 |
| Brand | NSK |
| 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 | 72 mm |
| Da min | 98 mm |
| Da max. | 110 mm |
| ra max. | 2 mm |
| Weight | 1.58 Kg |
| Basic dynamic load rating (C) | 142 kN |
| Basic static load rating (C0) | 174 kN |
| (Grease) Lubrication Speed | 4300 r/min |
| (Oil) Lubrication Speed | 5300 r/min |
| Calculation factor (e) | 0.23 |
| Calculation factor (Y0) | 2.9 |
| Calculation factor (Y2) | 4.4 |
| Category | Spherical Roller Bearings |
| BDI Inventory | 0.0 |
| Manufacturer Name | NSK |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 1.65 |
| EAN | 0029176410697 |
| Product Group – BDI | B04311 |
| Internal Clearance | C0-Medium |
| Mounting Method | Shaft Mount |
| Rolling Element | Spherical Roller Bearing |
| Bore Profile | Straight |
| Cage Material | Steel |
| Enclosure | Open |
| Number of Rows of Rollers | Double Row |
| Relubricatable | Yes |
| Withdrawal Sleeve | Not Applicable |
| Inch – Metric | Metric |
| Long Description | 55MM Straight Bore; 120MM Outside Diameter; 29MM Width; C0-Medium Clearance; Shaft Mount; Double Row of Spherical Roller Bearings; Steel Cage Material; Open Enclosure; Relubricatable |
| Category – BDI | Spherical Roller Bearing |
| UNSPSC | 31171510 |
| Harmonized Tariff Code | 84823080 |
| Noun | Bearing |
| Keyword String | Spherical |
| Manufacturer URL | http://www.nskamericas.com |
| Manufacturer Item Number | 21311EAE4 |
| Weight / LBS | 1.65 |
| Bore | 2.165 Inch | 55 Millimeter |
| Outside Diameter | 4.724 Inch | 120 Millimeter |
| Width | 1.142 Inch | 29 Millimeter |
| Adapter Part Number | Not Applicable Inch | Not Applicable Millimeter |
| bore diameter: | 55 mm |
| maximum rpm: | 5600 RPM |
| outside diameter: | 120 mm |
| operating temperature range: | Maximum of +200 °C |
| overall width: | 29 mm |
| cage material: | Steel |
| bore type: | Straight |
| bearing material: | Steel |
| outer ring type: | Not Split |
| cage type: | Inner Ring Guided |
| internal clearance: | C0 |
| precision rating: | RBEC 1 (ISO Class Normal) |
| closure type: | Open |
| finish/coating: | Uncoated |
| lubrication hole type: | Lubrication Groove & Hole |
| outer ring width: | 29 mm |
| dynamic load capacity: | 178000 N |
| fillet radius: | 2 mm |
| static load capacity: | 174000 N |
| series: | 213 |
| Y3 | 3 |
| hidYobi | 21311EAE4 |
| LangID | 1 |
| Y1 | 3 |
| D_ | 120 |
| Y2 | 4.4 |
| Macha rpm | 8000 |
| B_ | 29 |
| CAD | https://service.web2cad.co.jp/pcom/maker_login.php?Maker=NSK_RB&language=ja&info=nsk_rb/roller_bearings/spherical_rb/cylindrical_bore_asmtab.prj&varset={STAN=HPS}.{ORDER=21311EAE4}.{SD=55}.{D=120}.{B=29.0}.{R=2.0}.{CR1=178000}.{COR1=174000}.{LT=5300}.{LM=8000}.{LG=4500}.{LO=5600}.{DA1=65}.{DA2=72.000}.{DA3=110}.{DA4=98}.{RA=2.0}.{E=0.23}.{Y2=4.4}.{Y3=3.0}.{Y0=2.9}.{MASS=1.58} |
| da min | 65 |
| hidTable | ecat_NSSPHR |
| Oil rpm | 5600 |
| Y0 | 2.9 |
| mass | 1.58 |
| GRS rpm | 4500 |
| ra | 2 |
| TSR rpm | 5300 |
| C0 | 174 |
| DE_ | 99.856 |
| X0 | 1 |
| Prod_Type3 | SRB_CTB_CB |
| X1 | 1 |
| X2 | 0.67 |
| SIR | 10.3 |
| e | 0.23 |
| DA_ | 13.02 |
| bomp | 21311EAE4 |
| Z_ | 19 |
| ALP2 | 38 |
| ALP1 | 8 |
| ALP3 | 0 |
| D_a max | 110 |
| D_a min | 98 |
| yobi | 21311EAE4 |
| HPS | HPS |
| ALPHA_ | 0.151 |
| SDM_ | 86.983 |
| r | 2 |
| KBRG | 2328 |
| SBRG | 3 |
| DI_ | 74.111 |
| calcUrl | /BearingGuide/html/calculation.jsp |
Detailed Parameters
parameter：
| 32221 Tapered roller bearings | Brand:FBJ ，Outer Diameter :190mm ，d:105 mm ，Bore Diameter :105mm ，Width :53mm ，Size :105x190x53mm |
| KJ25X30X18.8 Needle roller bearings | Brand:NTN ，Bc:18.800 mm ，Outer Diameter :30.000mm ，Ew:30.000 mm ，Bore Diameter :25.000mm ，Fw:25.000 mm |
| GEEW20ES Plain bearings | Outer Diameter :35mm ，Bore Diameter :20mm ，Brand:FBJ ，Size :20x35x20mm ，Width :20mm |
| NJ 2308 Cylindrical roller bearings | Brand:SIGMA ，Bore Diameter :40mm ，Size :40x90x33mm ，Outer Diameter :90mm |
| 230/670-B-MB Spherical roller bearings | Size :670x980x230mm ，Width :230mm ，Bore Diameter :670mm ，d:670 mm ，Outer Diameter :980mm ，Brand:FAG |
| FYT 1.3/4 TF/VA228 Bearing units | Brand:SKF ，Bore Diameter :39mm ，Outer Diameter :44.45mm ，Size :39x44.45x14mm ，Width :14mm |
| CX676 Wheel bearings | Designation SKF:VKBA 3697 ，Brand:CX |
| NU305 Cylindrical roller bearings | d:25 mm ，Brand:KOYO ，Width :17mm ，Size :25x62x17mm ，Bore Diameter :25mm ，Outer Diameter :62mm |
| BK1614 Cylindrical roller bearings | Size :16x22x14mm ，Bore Diameter :16mm ，Brand:CX ，Outer Diameter :22mm |
| 7230C Angular contact ball bearings | Outer Diameter :270mm ，Bore Diameter :150mm ，Brand:KOYO ，Size :150x270x45mm ，Width :45mm ，d:150 mm |
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