Komatsu Size Chart (mm/inches) |
|---|
| Category | Cylindrical Roller Bearings |
| Inventory | 0.0 |
| Manufacturer Name | SKF |
| Minimum Buy Quantity | N/A |
| Weight | 0.275 |
| EAN | 7316577652416 |
| Product Group | B04144 |
| Bore Profile | Straight |
| Cage Material | Polymer |
| Precision Class | RBEC 1 | ISO P0 |
| Number of Rows of Rollers | Single Row |
| Separable | No |
| Rolling Element | Cylindrical Roller Bearing |
| Profile | Roller Assembly with Outer Ring - No Inner Ring |
| Snap Ring | No |
| Internal Clearance | C0-Medium |
| Retainer | Yes |
| Relubricatable | Yes |
| Inch - Metric | Metric |
| Other Features | 2 Rib Outer Ring | Cage on Outer Ring ID |
| Long Description | 42MM Bore; Straight Bore Profile; 72MM Outside Diameter; 19MM Width; Polymer Cage Matetrial; RBEC 1 | ISO P0; Single Row; Not Separable; No Snap Ring; Relubricatable; C0-Medium Internal Clearance; Ret |
| Category | Cylindrical Roller Bearing |
| UNSPSC | 31171547 |
| Harmonized Tariff Code | 8482.50.00.00 |
| Noun | Bearing |
| Manufacturer URL | http://www.skf.com |
| Manufacturer Item Number | RNU 306 |
| Weight / LBS | 0.606 |
| D | 2.835 Inch | 72 Millimeter |
| B | 0.748 Inch | 19 Millimeter |
| d | 1.654 Inch | 42 Millimeter |
| bore diameter: | 42 mm |
| precision rating: | Not Rated |
| outside diameter: | 72 mm |
| maximum rpm: | 12000 RPM |
| overall width: | 19 mm |
| finish/coating: | Uncoated |
| bore type: | Straight |
| closure type: | Open |
| number of rows: | 1 |
| outer ring width: | 19 mm |
| internal clearance: | C0 |
| fillet radius: | 1 mm |
| dynamic load capacity: | 36.9 kN |
| series: | RNU30 |
| static load capacity: | 20 kN |
| Fw | 42 mm |
| D | 72 mm |
| C | 19 mm |
| D1 ≈ | 56.98 mm |
| r1,2 min. | 1.1 mm |
| da max. | 45.9 mm |
| Da max. | 65.5 mm |
| ra max. | 1 mm |
| Basic dynamic load rating C | 36.9 kN |
| Basic static load rating C0 | 33.5 kN |
| Fatigue load limit Pu | 4.25 kN |
| Reference speed | 10000 r/min |
| Limiting speed | 12000 r/min |
| Calculation factor kr | 0.15 |
| Limiting value e | 0.2 |
| Axial load factor Y | 0.6 |
| Mass bearing | 0.26 kg |