Replacement diode, 115v rectifier

Looking to replace 2 anode base threaded post type diodes in a MIG welder rectifier, unbranded part number 406170-2 115v diodes. Found them on eBay but looking for better price if possible.

Hello @gleewc

Please review this topic HERE for a possible alternative. We are currently out of stock for 40HF40-ND

Best regards and welcome to the TechForum.