NTN BEARING 634 ZZ

• Type: Single Row Deep Groove Ball Bearing (Double Shielded Type)

• Bore Diameter (d): 4 mm

• Outer Diameter (D): 16 mm

• Width (B): 5 mm

• Design:

  • ZZ = Double metal shields on both sides → provide protection against dust and contaminants while retaining grease

  • 63 Series = Medium-duty series offering higher load capacity than 62 or 60 series

• Load Capacity: Supports moderate radial and light axial loads in both directions