Komatsu Size Chart (mm/inches) |
|---|
| Bearing number | 30204JR |
| Size (mm) | 20x47x15.25 |
| Bore Diameter (mm) | 20 |
| Outer Diameter (mm) | 47 |
| Width (mm) | 15,25 |
| d | 20 mm |
| D | 47 mm |
| T | 15,25 mm |
| B | 14 mm |
| C | 12 mm |
| a | 11,8 mm |
| r min. | 1 mm |
| r2 min. | 1 mm |
| da min. | 25,5 mm |
| da max | 27 mm |
| Da min | 39 mm |
| Da max. | 41,5 mm |
| Db min. | 44 mm |
| ra max. | 1 mm |
| rb max. | 1 mm |
| Weight | 0,127 Kg |
| Basic dynamic load rating (C) | 27 kN |
| Basic static load rating (C0) | 27,2 kN |
| (Grease) Lubrication Speed | 8700 r/min |
| (Oil) Lubrication Speed | 12000 r/min |
| Calculation factor (e) | 0,35 |
| Calculation factor (Y0) | 0,96 |
| Category | Tapered Roller Bearing Assemblies |
| Inventory | 2.0 |
| Manufacturer Name | KOYO |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.133 |
| EAN | 0605790122927 |
| Product Group | B04334 |
| Precision Class | Standard |
| Component | Assembly |
| Basic Number | 30204 |
| Number of Tapered Rows | Single Row |
| Inch - Metric | Metric |
| Other Features | High Load Capacity |
| Long Description | Assembly; Standard Precision; 20MM Bore; 47MM Outside Diameter; 15.25MM Assembly Width; Single Row of Rollers |
| Category | Tapered Roller Bearings Assembly |
| UNSPSC | 31171516 |
| Harmonized Tariff Code | 8482.20.00.00 |
| Noun | Bearing |
| Keyword String | Tapered |
| Manufacturer URL | http://www.koyousa.com |
| Manufacturer Item Number | 30204JR |
| Weight / LBS | 0.28 |
| Assembly Width | 0.6 Inch | 15.25 Millimeter |
| Flange Outside Diameter | 0 Inch | 0 Millimeter |
| Bore | 0.787 Inch | 20 Millimeter |
| Outside Diameter | 1.85 Inch | 47 Millimeter |
| Bearing No. | 30204JR |
| r(min) | 1 |
| r1(min) | 1 |
| Cr | 33.8 |
| C0r | 27.2 |
| Cu | 3.80 |
| Grease lub. | 8700 |
| Oil lub. | 12000 |
| a(mm) | 11.8 |
| da(min) | 25.5 |
| db(max) | 27 |
| Da(max) | 41.5 |
| Da(min) | 39 |
| Db(min) | 44 |
| Sa(min) | 2 |
| Sb(min) | 3 |
| ra(max) | 1 |
| rb(max) | 1 |
| e | 0.35 |
| Y1 | 1.74 |
| Y0 | 0.96 |
| (Refer.)Mass(kg) | 0.127 |