21312 NTN 60x130x31mm Adapter Part Number Not Applicable Inch | Not Applicable Millimeter Spherical roller bearings
| Bearing number | 21312 |
| Size (mm) | 60x130x31 |
| Brand | NTN |
| Bore Diameter (mm) | 60 |
| Outer Diameter (mm) | 130 |
| Width (mm) | 31 |
| d | 60 mm |
| D | 130 mm |
| B | 31 mm |
| C | 31 mm |
| r min. | 2.1 mm |
| da min. | 72 mm |
| Da max. | 118 mm |
| ra max. | 2 mm |
| Weight | 2.1 Kg |
| Basic dynamic load rating (C) | 167 kN |
| Basic static load rating (C0) | 191 kN |
| (Grease) Lubrication Speed | 3 400 r/min |
| (Oil) Lubrication Speed | 4 400 r/min |
| Calculation factor (e) | 0.25 |
| Calculation factor (Y0) | 2.63 |
| Calculation factor (Y1) | 2.69 |
| Category | Spherical Roller Bearings |
| BDI Inventory | 0.0 |
| Manufacturer Name | NTN |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 2.08 |
| EAN | 4547359002638 |
| Product Group – BDI | B04311 |
| Internal Clearance | C0-Medium |
| Mounting Method | Shaft Mount |
| Rolling Element | Spherical Roller Bearing |
| Bore Profile | Straight |
| Cage Material | Bronze |
| Enclosure | Open |
| Number of Rows of Rollers | Double Row |
| Relubricatable | No |
| Withdrawal Sleeve | Not Applicable |
| Withdrawal Nut | Not Applicable |
| Inch – Metric | Metric |
| Long Description | 60MM Straight Bore; 130MM Outside Diameter; 31MM Width; C0-Medium Clearance; Shaft Mount; Double Row of Spherical Roller Bearings; Bronze Cage Material; Open Enclosure; Not Relubricatable |
| Category – BDI | Spherical Roller Bearing |
| UNSPSC | 31171510 |
| Harmonized Tariff Code | 84823080 |
| Noun | Bearing |
| Keyword String | Spherical |
| Manufacturer URL | http://www.ntnamerica.com |
| Weight / LBS | 4.575 |
| Adapter Part Number | Not Applicable Inch | Not Applicable Millimeter |
| Width | 1.22 Inch | 31 Millimeter |
| Outside Diameter | 5.118 Inch | 130 Millimeter |
| Bore | 2.362 Inch | 60 Millimeter |
| bore diameter: | 60 mm |
| operating temperature range: | -40 to 120 ºC |
| outside diameter: | 130 mm |
| cage material: | Brass |
| overall width: | 31 mm |
| bearing material: | Through Hardened Steel |
| bore type: | Straight |
| cage type: | Machined |
| outer ring type: | Not Split |
| finish/coating: | Uncoated |
| internal clearance: | CN |
| outer ring width: | 31 mm |
| closure type: | Open |
| inner ring width: | 31 mm |
| lubrication hole type: | Lubrication Groove & Hole |
| fillet radius: | 2 mm |
| dynamic load capacity: | 167000 N |
| series: | 213 |
| static load capacity: | 191000 N |
| manufacturer product page: | Click here |
| maximum rpm: | 4400 rpm |
Detailed Parameters
parameter：
| NAXK12Z Complex bearings | Bore Diameter :12mm ，Fw:12 mm ，Outer Diameter :21mm ，d:12 mm ，Brand:KOYO |
| 375S/372A Tapered roller bearings | Brand:KOYO ，Bore Diameter :50.8mm ，Width :22.225mm ，T:22.225 mm ，B:22.225 mm ，d:50.8 mm |
| 3875/3820 Tapered roller bearings | Size :38.1x85.725x30.162mm ，Bore Diameter :38.1mm ，Outer Diameter :85.725mm ，Brand:CX |
| UCFC207-23 Bearing units | Bore Diameter :36.5125mm ，Brand:KOYO ，d:36.5125 mm ，H3:90 mm |
| GEZ95ET-2RS Plain bearings | Size :95.25x149.225x83.337mm ，Outer Diameter :149.225mm ，Bore Diameter :95.25mm ，Brand:LS |
| 643/633 Tapered roller bearings | d:69.85 mm ，Outer Diameter :130.175mm ，Bore Diameter :69.85mm ，Size :69.85x130.175x41.275mm ，Brand:Timken ，Width :41.275mm |
| 81156 Thrust roller bearings | Outer Diameter :350mm ，Brand:SIGMA ，Size :280x350x53mm ，Bore Diameter :280mm |
| PCZ 11260 E Plain bearings | Outer Diameter :182.563mm ，d:177.8 mm ，Bore Diameter :177.8mm ，Width :95.25mm ，Brand:SKF ，Size :177.8x182.563x95.25mm |
| SL182218 Cylindrical roller bearings | d:90 mm ，Size :90x141.15x40mm ，Bore Diameter :90mm ，Width :40mm ，Outer Diameter :141.15mm ，Brand:NBS |
| 110057X/110098XG Tapered roller bearings | d:57.15 mm ，Width :65mm ，Brand:Gamet ，Size :57.15x98.425x65mm ，Bore Diameter :57.15mm ，Outer Diameter :98.425mm |
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