KOYO NQI20/16 needle roller bearings
KOYO NQI20/16 needle roller bearings Manufacturers , 480 Outer Diameter (mm) Online Wholesale 790x480x248 Size (mm) Suppliers 790 Bore Diameter (mm) !
| Size (mm) | 790x480x248 |
| Bore Diameter (mm) | 790 |
| Outer Diameter (mm) | 480 |
| Width (mm) | 248 |
| d | 480 mm |
| D | 790 mm |
| B | 248 mm |
| d2 | 579 mm |
| D1 | 692 mm |
| b | 22.3 mm |
| K | 12 mm |
| r1,2 – min. | 7.5 mm |
| da – min. | 500 mm |
| da – max. | 579 mm |
| Da – max. | 758 mm |
| ra – max. | 6 mm |
| Basic dynamic load rating – C | 7362 kN |
| Basic static load rating – C0 | 12000 kN |
| Fatigue load limit – Pu | 780 kN |
| Reference speed | 400 r/min |
| Limiting speed | 750 r/min |
| Calculation factor – e | 0.3 |
| Calculation factor – Y1 | 2.3 |
| Calculation factor – Y2 | 3.4 |
| Calculation factor – Y0 | 2.2 |
| Inventory | 0.0 |
| Manufacturer Name | SKF |
| Minimum Buy Quantity | N/A |
| Weight / Kilogram | 514.899 |
| EAN | 7316576657146 |
| Product Group | B04311 |
| Internal Clearance | C0-Medium |
| Mounting Method | Adapter Mount |
| Rolling Element | Spherical Roller Bearing |
| Bore Profile | Tapered |
| Cage Material | Bronze |
| Enclosure | Open |
| Number of Rows of Rollers | Double Row |
| Relubricatable | Yes |
| Withdrawal Sleeve | AH3196 AOHX3196 (Specify bore) |
| Withdrawal Nut | HM3196 |
| Inch – Metric | Metric |
| Long Description | 480MM Tapered Bore; 790MM Outside Diameter; 248MM Width; C0-Medium Clearance; Adapter Mount; Double |
| Other Features | Order adapter or withdrawal sleeve or nut separately. Others may be available |
| UNSPSC | 31171510 |
| Harmonized Tariff Code | 84823080 |
| Noun | Bearing |
| Keyword String | Spherical |
| Weight / LBS | 1,135.159 |
| Width | 9.764 Inch | 248 Millimeter |
| Adapter Part Number | SNP3196 (Specify bore) Inch | H3196 (Specify bore) Millimeter |
| Bore | 18.898 Inch | 480 Millimeter |
| Outside Diameter | 31.102 Inch | 790 Millimeter |
| bore diameter: | 480 mm |
| closure type: | Open |
| outside diameter: | 790 mm |
| lubrication hole type: | Holes on Outer Ring |
| overall width: | 248 mm |
| operating temperature range: | 392 Degrees °F |
| bore type: | Tapered 1:12 |
| cage material: | Bronze |
| outer ring type: | Not Split |
| application: | Heavy Duty |
| internal clearance: | C0 |
| series: | Spherical Roller 231 Series |
| d2 ≈ | 579 mm |
| D1 ≈ | 692 mm |
| r1,2 min. | 7.5 mm |
| Da max. | 758 mm |
| ra max. | 6 mm |
| Basic dynamic load rating C | 7362 kN |
| Basic static load rating C0 | 12000 kN |
| Fatigue load limit Pu | 780 kN |
| Calculation factor e | 0.3 |
| Calculation factor Y1 | 2.3 |
| Calculation factor Y2 | 3.4 |
| Calculation factor Y0 | 2.2 |
| Mass bearing | 470 kg |
Detailed Parameters
parameter：
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