NTN BEARING NA 5903

• Type: Needle Roller Bearing (With Inner Ring)

• Inner Diameter (d): 17 mm

• Outer Diameter (D): 30 mm

• Width (B): 18 mm

Features:

• Compact needle roller design for high radial load capacity and space efficiency.

• Includes a machined inner ring for use when the shaft surface is unsuitable as a raceway.

• Offers high rigidity and low friction for smooth, efficient rotation.

• Made from high-quality bearing steel to ensure strength and long service life.

• Optional lubrication holes and grooves for improved cooling and maintenance.