| Bearing number | 1218K |
| Size (mm) | 90x160x30 |
| 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 | 2.48 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 |
| Inventory | 0.0 |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 2.681 |
| Product Group | B00152 |
| Mounting Method | Tapered Adapter |
| Enclosure | Open |
| Rolling Element | Ball Bearing |
| Adapter Sleeve | H-218X |
| 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 | 1:12 Taper |
| Long Description | 90MM Bore; Tapered Adapter 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 |
| UNSPSC | 31171532 |
| Harmonized Tariff Code | 8482.10.50.68 |
| Noun | Bearing |
| Keyword String | Self Aligning |
| Manufacturer Item Number | 1218K |
| Weight / LBS | 5.46746 |
| Inner Race Width | 1.181 Inch | 30 Millimeter |
| Outside Diameter | 6.299 Inch | 160 Millimeter |
| Bore | 3.543 Inch | 90 Millimeter |
| Outer Race Width | 1.181 Inch | 30 Millimeter |
