Used on Airline model 14WG-737A (chassis 7A58)
Also uesd on Silvetone 2421 farm radio chassis 101.602, probably model 2061 also.
Dimensions: 13/16” diameter base, 5/32” height of base, 1/2” narrower part, 9/32” height, 7/16” overall height, 1/4” hole.