In Reply to: Re: 601 oil leakage from hydraulic sump to transmission posted by TheOldHokie on May 29, 2018 at 08:38:15:
Though not exactly beat to death, I did find a couple of refrences to NCA 495 B on YT using Google advanced search.
One is the quote you found - from Jmor.
Follow the link below.
That thread also explains how to glue a 10mm tube inside the old one should someone wish to go that route instead.