They look like 682 C's, but they're not. Anybody have an idea? 20190817_163851 by '51Plymouth posted Aug 17, 2019 at 4:52 PM 20190817_163902 by '51Plymouth posted Aug 17, 2019 at 4:52 PM
Shirley there is some info/name lightly stamped on the housing, likely on the bottom side. Probably obscured by the paint. Ray