Komatsu Size Chart (mm/inches) |
|---|
| Bearing number | NN 3010 KTN/SP |
| Size (mm) | 50x80x23 |
| Bore Diameter (mm) | 50 |
| Outer Diameter (mm) | 80 |
| Width (mm) | 23 |
| d | 50 mm |
| D | 80 mm |
| B | 23 mm |
| C | 23 mm |
| b | – mm |
| d1 | 61,3 mm |
| r1 min. | 1 mm |
| r2 min. | 1 mm |
| r3 min. | 0,6 mm |
| r4 min. | 0,6 mm |
| E | 72,5 mm |
| K | – mm |
| da min. | 55 mm |
| Da min | 74 mm |
| Da max. | 75 mm |
| ra max. | 1 mm |
| S | 1,5 mm |
| dh | 71,4 mm |
| Weight | 0,42 Kg |
| Basic dynamic load rating (C) | 52,8 kN |
| Basic static load rating (C0) | 73,5 kN |
| (Grease) Lubrication Speed | 11 000 r/min |
| (Oil) Lubrication Speed | 13 000 r/min |
| Category | Cylindrical Roller Bearings |
| Inventory | 0.0 |
| Manufacturer Name | SKF |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 0.42 |
| EAN | 7316572120552 |
| Product Group | B04270 |
| Bore Profile | Tapered |
| Cage Material | Polymer |
| Precision Class | Special Precision |
| Number of Rows of Rollers | Double Row |
| Separable | Outer Ring - Both Sides |
| Rolling Element | Cylindrical Roller Bearing |
| Profile | Complete with Outer and Inner Ring |
| Snap Ring | No |
| Internal Clearance | C1-Tight |
| Retainer | Yes |
| Relubricatable | Yes |
| Inch - Metric | Metric |
| Other Features | 3 Rib Inner Ring | Plain Outer Ring | High Precision Bearing | Cage on Inner Ring OD |
| Long Description | 50MM Bore; Tapered Bore Profile; 80MM Outside Diameter; 23MM Width; Polymer Cage Matetrial; Special Precision; Double Row; Outer Ring - Both Sides Separable; No Snap Ring; Relubricatable; C1-Tight Int |
| Category | Cylindrical Roller Bearing |
| UNSPSC | 31171547 |
| Harmonized Tariff Code | 8482.50.00.00 |
| Noun | Bearing |
| Manufacturer URL | http://www.skf.com |
| Manufacturer Item Number | NN 3010 KTN/SP |
| Weight / LBS | 0.935 |
| Width | 0.906 Inch | 23 Millimeter |
| Bore | 1.969 Inch | 50 Millimeter |
| Outside Diameter | 3.15 Inch | 80 Millimeter |
| bore diameter: | 50 mm |
| static load capacity: | 65.5 kN |
| outside diameter: | 80 mm |
| precision rating: | Not Rated |
| overall width: | 23 mm |
| maximum rpm: | 12000 RPM |
| flanges: | (3) Inner Ring |
| bearing material: | Chrome Steel |
| bore type: | Straight |
| cage material: | Polyamide |
| number of rows: | 2 |
| finish/coating: | Uncoated |
| internal clearance: | C1 |
| closure type: | Open |
| ring separation: | Separable Outer Ring |
| outer ring width: | 23 mm |
| operating temperature range: | Maximum of +120 °C |
| fillet radius: | 1 mm |
| dynamic load capacity: | 50.1 kN |
| series: | NN30 |
| d1 | 61.3 mm |
| r1,2 min. | 1 mm |
| r3,4 min. | 0.6 mm |
| s max. | 1.5 mm |
| da min. | 55 mm |
| Da min. | 74 mm |
| Da max. | 75 mm |
| dn | 71.4 mm |
| Basic dynamic load rating C | 52.8 kN |
| Basic static load rating C0 | 73.5 kN |
| Fatigue load limit Pu | 8.5 kN |
| Attainable speed for grease lubrication | 11000 r/min |
| Attainable speed for oil-air lubrication | 13000 r/min |
| Reference grease quantity Gref | 2.7 cm³ |
| Static radial stiffness (guideline value) | 1040 N/µm |
| Mass bearing | 0.42 kg |