21315EAE4 NSK D_a max 148 75x160x37mm Spherical roller bearings
| Bearing number | 21315EAE4 |
| Size (mm) | 75x160x37 |
| Brand | NSK |
| Bore Diameter (mm) | 75 |
| Outer Diameter (mm) | 160 |
| Width (mm) | 37 |
| d | 75 mm |
| D | 160 mm |
| B | 37 mm |
| C | 37 mm |
| r min. | 2.1 mm |
| da min. | 87 mm |
| da max | 101 mm |
| Da min | 134 mm |
| Da max. | 148 mm |
| ra max. | 2 mm |
| Weight | 3.64 Kg |
| Basic dynamic load rating (C) | 250 kN |
| Basic static load rating (C0) | 325 kN |
| (Grease) Lubrication Speed | 3000 r/min |
| (Oil) Lubrication Speed | 3800 r/min |
| Calculation factor (e) | 0.22 |
| Calculation factor (Y0) | 3 |
| Calculation factor (Y2) | 4.6 |
| Category | Spherical Roller Bearings |
| BDI Inventory | 0.0 |
| Manufacturer Name | NSK |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 3.75 |
| EAN | 0029176410857 |
| 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 | 75MM Straight Bore; 160MM Outside Diameter; 37MM 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 | 21315EAE4 |
| Weight / LBS | 0 |
| Adapter Part Number | Not Applicable Inch | Not Applicable Millimeter |
| Width | 1.457 Inch | 37 Millimeter |
| Outside Diameter | 6.299 Inch | 160 Millimeter |
| Bore | 2.953 Inch | 75 Millimeter |
| bore diameter: | 75 mm |
| maximum rpm: | 4000 RPM |
| outside diameter: | 160 mm |
| operating temperature range: | Maximum of +200 °C |
| overall width: | 37 mm |
| cage material: | Steel |
| bore type: | Straight |
| bearing material: | Steel |
| outer ring type: | Not Split |
| cage type: | Roller 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: | 37 mm |
| dynamic load capacity: | 310000 N |
| fillet radius: | 2.1 mm |
| static load capacity: | 325000 N |
| series: | 213 |
| Y3 | 3.1 |
| hidYobi | 21315EAE4 |
| LangID | 1 |
| Y1 | 3.1 |
| D_ | 160 |
| Y2 | 4.6 |
| Macha rpm | 5600 |
| B_ | 37 |
| 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=21315EAE4}.{SD=75}.{D=160}.{B=37.0}.{R=2.1}.{CR1=310000}.{COR1=325000}.{LT=4000}.{LM=5600}.{LG=3200}.{LO=4000}.{DA1=87}.{DA2=101.000}.{DA3=148}.{DA4=134}.{RA=2.0}.{E=0.22}.{Y2=4.6}.{Y3=3.1}.{Y0=3.0}.{MASS=3.64} |
| da min | 87 |
| hidTable | ecat_NSSPHR |
| Oil rpm | 4000 |
| Y0 | 3 |
| mass | 3.64 |
| GRS rpm | 3200 |
| ra | 2 |
| TSR rpm | 4000 |
| C0 | 325 |
| DE_ | 137.026 |
| X0 | 1 |
| Prod_Type3 | SRB_CTB_CB |
| X1 | 1 |
| X2 | 0.67 |
| SIR | 13.89 |
| e | 0.22 |
| DA_ | 17.24 |
| bomp | 21315EAE4 |
| Z_ | 20 |
| ALP2 | 22 |
| ALP1 | 8 |
| ALP3 | 0 |
| D_a max | 148 |
| D_a min | 134 |
| yobi | 21315EAE4 |
| HPS | HPS |
| ALPHA_ | 0.146 |
| SDM_ | 119.969 |
| r | 2.1 |
| KBRG | 2328 |
| SBRG | 3 |
| DI_ | 102.913 |
| calcUrl | /BearingGuide/html/calculation.jsp |
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Detailed Parameters
parameter：
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| K45X50X27 Needle roller bearings | Outer Diameter :50mm ，Brand:FBJ ，Size :45x50x27mm ，Bore Diameter :45mm |
| 9185/9121 Tapered roller bearings | Brand:ISO ，Outer Diameter :152.4mm ，Size :68.262x152.4x47.625mm ，Bore Diameter :68.262mm ，Width :47.625mm |
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