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アメリカ合衆国
23:20:42 GMT+0000 (Coordinated Universal Time)
商品情報
メートル法
インペリアル法
Main Dimensions & Performance Data
| d | 20 mm | Bore diameter |
| D | 52 mm | Outside diameter |
| B | 15 mm | Width |
| Cr | 18,500 N | Basic dynamic load rating, radial |
| C0r | 7,800 N | Basic static load rating, radial |
| Cur | 540 N | Fatigue load limit, radial |
| nG | 18,700 1/min | Limiting speed |
| nϑr | 16,100 1/min | Reference speed |
| ≈m | 0.148 kg | 重量 |
Mounting dimensions
| da min | 27 mm | Minimum diameter shaft shoulder |
| Da max | 45 mm | Maximum diameter of housing shoulder |
| ra max | 1 mm | Maximum fillet radius |
Dimensions
| rmin | 1.1 mm | Minimum chamfer dimension |
| D1 | 42.17 mm | Shoulder diameter outer ring |
| D2 | 44.12 mm | Caliber diameter outer ring |
| d1 | 28.83 mm | Shoulder diameter inner ring |
| d2 | 27.67 mm | Caliber diameter inner ring |
Temperature range
| Tmin | -30 °C | Operating temperature min. |
| Tmax | 120 °C | Operating temperature max. |
Calculation factors
| f0 | 12.3 | Calculation factor |
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現在の商品バリアント
| Version code | >V | Not marked on bearing |
| 内部設計変更 | C | GenerationC |
| Sealing | 2Z | Non-contact shield on both sides |
| Cage | JN | Steel sheet metal |
| Tolerance class | P6 | Class6 (P6), better than PN |
| 寸法/熱安定化処理 | SN | SN |
| Lubricant | L207 | low noise high-temperature grease, interchangeable with grease L069 |
| Radial internal clearance | C3 (Group 3) | Internal clearance larger than CN |
| 内径の種類 | Z | 円筒 |
特徴
