SKF ベアリング 1217K 自動調心玉軸受 内径 85 mm テーパ穴 1～12 板金ケージ ベアリング鋼 外輪 固定 なし 内輪 保持 なし 高負荷容量 48.8kN 動荷重 20.8kN 静荷重 5600 rpm

SKF 1217K Double-Row Ball Bearing, 85mm Bore - Pack 1
✔️ 85 mm bore, two-row, tapered 1:12 bore, 150 mm OD (5.90 in)

SKF 1217K is a heavy-duty double-row ball bearing used to support radial loads in machinery with relatively high speeds. This 85 mm bore, tapered bore 1:12 unit is commonly found in conveyors, gearboxes, agricultural equipment, and industrial machines where reliable rotation and easy mounting matter.

✅ Basic dynamic load rating: 48.8 kN
✅ Basic static load rating: 20.8 kN
✅ Bearing material: Bearing steel
✅ Outer ring locating feature: None
✅ Bore diameter: 85 mm (3.35 in)
✅ Bore type: Tapered 1:12
✅ Width: 28 mm (1.10 in)
✅ Number of rows: 2
✅ Limiting speed: 5600 r/min
✅ Reference speed: 9000 r/min
✅ Sealing: Without
✅ Relubrication: Without

💡 What is a double-row ball bearing with tapered bore used for in industrial machinery?

These bearings are handy in machines that need strong radial support and reliable rotation.

- High radial load handling for conveyors and gearboxes - Handy in agricultural equipment and packaging lines - Helps maintain shaft alignment and reduce deflection