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
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Bearing Type: Needle roller bearing with inner ring
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Bore Diameter (d): 17 mm
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Outer Diameter (D): 30 mm
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Width (B): 25 mm
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Needle Roller Type: Full complement cylindrical rollers
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Dynamic Load Capacity: ~21 kN
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Static Load Capacity: ~25 kN
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Material: Bearing steel




