US Digital will be closed this Monday, May 28th for the Memorial Day holiday and reopen for business Tuesday, May 29 at 6:30 AM PDT.

MAE3 Hub End of Life - PCN 5549

This PCN is a formal notification that US Digital is discontinuing the following bore sizes for the MAE3 product line:

  • .079 (2mm)
  • .091 (2.3mm)
  • .098 (2.5mm)
  • .156 (5/32")

If you have any questions or concerns about this PCN, please contact US Digital Customer Support at 1-800-736-0194 or email

Download PCN 5549