1218 KOYO 90x160x30mm Outside Diameter 6.299 Inch | 160 Millimeter Self aligning ball bearings
| Bearing number | 1218 |
| Size (mm) | 90x160x30 |
| Brand | KOYO |
| Bore Diameter (mm) | 90 |
| Outer Diameter (mm) | 160 |
| Width (mm) | 30 |
| d | 90 mm |
| D | 160 mm |
| B | 30 mm |
| C | 30 mm |
| r min. | 2 mm |
| da min. | 99 mm |
| Da max. | 151 mm |
| ra max. | 2 mm |
| Weight | 2.52 Kg |
| Basic dynamic load rating (C) | 56.8 kN |
| Basic static load rating (C0) | 23.4 kN |
| (Grease) Lubrication Speed | 3500 r/min |
| (Oil) Lubrication Speed | 4300 r/min |
| Calculation factor (e) | 0.17 |
| Calculation factor (Y0) | 3.86 |
| Calculation factor (Y1) | 3.69 |
| Category | Self Aligning Ball Bearings |
| BDI Inventory | 0.0 |
| Manufacturer Name | KOYO |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 2.681 |
| EAN | 0605790001376 |
| Product Group – BDI | B00152 |
| Mounting Method | Shaft |
| Enclosure | Open |
| Rolling Element | Ball Bearing |
| Cage Material | Steel |
| Precision Class | ABEC 1 | ISO P0 |
| Internal Clearance | C0-Medium |
| Number of Rows of Balls | Double Row |
| Other Features | Allowable Misalignment 2.5 Deg |
| Long Description | 90MM Bore; Shaft Mount; 160MM Outside Diameter; 30MM Inner Race Width; 30MM Outer Race Width; Open; Steel Cage; Double Row of Balls; ABEC 1 | ISO P0; C0-Medium |
| Inch – Metric | Metric |
| Category – BDI | Self Aligning Ball Bearings |
| UNSPSC | 31171532 |
| Harmonized Tariff Code | 8482.10.50.68 |
| Noun | Bearing |
| Keyword String | Self Aligning |
| Manufacturer URL | http://www.koyousa.com |
| Manufacturer Item Number | 1218 |
| Weight / LBS | 5.55564 |
| Outer Race Width | 1.181 Inch | 30 Millimeter |
| Inner Race Width | 1.181 Inch | 30 Millimeter |
| Outside Diameter | 6.299 Inch | 160 Millimeter |
| Bore | 3.543 Inch | 90 Millimeter |
| Bearing No. | 1218 |
| r(min) | 2 |
| Cr | 56.8 |
| C0r | 23.4 |
| Cu | 1.30 |
| Grease lub. | 3500 |
| Oil lub. | 4300 |
| da(min) | 99 |
| Da(max) | 151 |
| ra(max) | 2 |
| e | 0.17 |
| Y1 | 3.69 |
| Y2 | 5.70 |
| Y0 | 3.86 |
| (Refer.)Mass(kg) | 2.52 |
Detailed Parameters
parameter：
| KHM88542-HM88510 Tapered roller bearings | Width :29.37mm ，Outer Diameter :73.025mm ，Size :31.75x73.025x29.37mm ，Brand:FAG ，Bore Diameter :31.75mm |
| GEG8E Plain bearings | Bore Diameter :8mm ，Brand:AST ，Outer Diameter :19mm ，Bearing Type:plain |
| K81217TN Thrust roller bearings | Outer Diameter :125mm ，Brand:NBS ，Bore Diameter :85mm ，d:85 mm |
| 619/630 N1MA Deep groove ball bearings | Outer Diameter :630mm ，Size :850x630x100mm ，Bore Diameter :850mm ，Brand:SKF |
| NU2234 Cylindrical roller bearings | Brand:KOYO ，Size :170x310x86mm ，Bore Diameter :170mm ，Outer Diameter :310mm ，Width :86mm |
| NK5/10 Needle roller bearings | Brand:CX ，Outer Diameter :10mm ，Bore Diameter :5mm ，Size :5x10x10mm |
| NUP212EM Cylindrical roller bearings | Outer Diameter :110mm ，Bore Diameter :60mm ，Size :60x110x22mm ，Brand:NSK ，Width :22mm |
| 81110 Thrust ball bearings | Size :50x70x14mm ，Brand:NTN ，Width :14.000mm ，Bore Diameter :50.000mm ，Outer Diameter :70.000mm ，d:50.000 mm |
| 32938 A Tapered roller bearings | Brand:CX ，Bore Diameter :190mm ，Width :45mm ，Size :190x260x45mm ，Outer Diameter :260mm |
| SL11 930 Cylindrical roller bearings | Brand:INA ，Bore Diameter :150mm ，Outer Diameter :210mm ，Size :150x210x88mm |
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