NKIB 5903 | Combined Ball Roller Bearings

NKIB 5903 

The NKIB 5903 is a needle roller bearing with an inner ring designed to support high radial loads in applications with limited radial space. Featuring a 17 mm bore, 30 mm outer diameter, and 25 mm width, it provides a compact yet robust solution for heavy-duty rotational components. The full complement of needle rollers maximizes the load contact area, enhancing load-carrying capability and reducing deflection under stress. Made from durable bearing steel, NKIB 5903 ensures long-lasting performance in industrial machinery, automotive gearboxes, and other precision applications where high radial load and reliable rotation are required.

Description

NKIB 5903 

  • Bearing Type: Needle roller bearing with inner ring

  • Bore Diameter (d): 17 mm

  • Outer Diameter (D): 30 mm

  • Width (B): 25 mm

  • Needle Roller Type: Full complement cylindrical rollers

  • Dynamic Load Capacity: ~21 kN

  • Static Load Capacity: ~25 kN

  • Material: Bearing steel