It's been a couple of years ago, so I don't have the info. I just measured the sink and went looking online. Wifey found the one we got, using my dimensions, and ordered it. It wasn't really hard to do, and works great... Thanks for the kind words.
J & D in Lovely Weatherford, TX
2016 Jayco White Hawk 28DSBH TT
2014 Ram 2500 Crew Cab 4X4 6.7L Cummins