LR5303NPPU トラックRoller 2-Row 17x52x22.2mm ベアリング

LR5303NPPU Double Row Track Roller Bearing
✔️ 17mm x 52mm x 22.2mm - Sealed heavy-duty design

The LR5303NPPU is a double-row track roller bearing built to handle tough radial and axial loads. With sealed protection and precision-ground raceways, it’s made for smooth operation under high load and misalignment conditions, perfect for conveyors, cam followers, and linear track systems.

✅ Type: double-row track roller bearing
✅ Designation: LR5303NPPU
✅ Inner Diameter: 17mm
✅ Outer Diameter: 52mm
✅ Width: 22.2mm
✅ Load Rating (Dynamic CW): 17,500 N
✅ Load Rating (Static COW): 11,300 N
✅ Limiting Speed: 4,700 RPM
✅ Closures: sealed on both sides for protection against contamination
✅ Quantity: 1 bearing

💡 Why choose a double-row track roller bearing?
Because it’s built for durability under constant pressure:
- Two ball rows share the load for extended service life
- Sealed design keeps grease in and debris out
- Ideal for high-load, low-maintenance applications like cams and guide tracks

LR5303NPPUは、信頼性が高く、sealedれ、すぐに使用できるベアリングです。