INA NK21/20-XL Needle Roller Bearing
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Needle Roller Bearing
The INA NK21/20-XL is a compact and efficient needle roller bearing with 21 mm under roller diameter and 29 mm outer diameter, built for high load capacity and speeds up to 20,600 rpm.
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INA NK21/20-XL Needle Roller Bearing
The INA NK21/20-XL is a high-precision needle roller bearing designed to deliver exceptional radial load capacity with a compact cross-section. Ideal for space-constrained applications, this bearing combines performance and durability with high-speed capabilities and robust load ratings.
Manufacturer: INA
Type: Needle Roller Bearing
Model: NK21/20-XL
| Under Roller Diameter (Fw) | 21 mm |
| Outer Diameter (D) | 29 mm |
| Width (C) | 20 mm |
| Dynamic Load Rating (Cr) | 19,300 N |
| Static Load Rating (C0r) | 25,500 N |
| Fatigue Load Limit (Radial) | 4,500 N |
| Reference Speed | 12,300 1/min |
| Limiting Speed | 20,600 1/min |
