NTN NEEDLE BEARING RNA 4902 R

• Type: Needle Roller Bearing (without Inner Ring, with R-type Seal)

• Bore Diameter (Fw): 20 mm

• Outer Diameter (D): 28 mm

• Width (C): 13 mm

• Design:

  • RNA = Without inner ring (shaft used as raceway).

  • “R” = Equipped with one or both rubber seals for dust and lubricant protection.

• Features:

  • High radial load capacity in a compact design.

  • Sealed structure retains grease and extends bearing life.

  • Suitable for limited space applications requiring protection from contamination.