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NJ309 Cylindrical Roller Bearing
| Parameter | Specification |
|---|---|
| Bearing Model | NJ309 Cylindrical Roller Bearing |
| Standard | ISO 15-1998 / DIN 5412-1 |
| Structure | Single Row Cylindrical Roller Bearing (NJ Design) |
| Inner Diameter (d) | 45 mm |
| Outer Diameter (D) | 100 mm |
| Width (B) | 25 mm |
| Roller / Ring Material | High Carbon Chrome Steel (Hardened Alloy Steel) |
| Cage Material | Pressed Steel, Reinforced Molded Polymer (ECP/TVP2), or Machined Brass (M) |
| Dynamic Load Rating (Cr) | ~74,000 – 112,000 N |
| Static Load Rating (Cor) | ~71,000 – 100,000 N |
| Limiting Speed (Grease) | ~7,200 – 7,500 r/min |
| Limiting Speed (Oil) | ~8,400 – 8,500 r/min |
| Weight | ~0.877 – 1.000 kg |
| Key Features | High Radial Load Capacity, Semi-locating (Axial displacement in one direction), Separable Design |
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