INA Needle Roller Bearing RNA 4913

The INA Needle Roller Bearing RNA 4913 is designed for applications requiring compact design and high load-bearing capacity. This bearing offers reliable performance under high radial loads and offers excellent fatigue resistance.

Manufacturer: INA

Model: RNA 4913

Type: Needle Roller Bearing

Technical Information:

• Under Roller Diameter (Fw): 72 mm
• Outer Diameter (D): 90 mm
• Width (B): 25 mm
• Minimum Chamfer Dimension (rmin): 1 mm
• Dynamic Load Rating (C): 69,000 N
• Static Load Rating (C0): 112,000 N
• Fatigue Load Limit (Pu): 19,900 N
• Limiting Speed: 6,300 1/min
• Reference Speed: 3,650 1/min
• Limiting Speed for Grease Lubrication: 3,800 1/min