#1 -6895A fits large post war transports, DC-6, C-118, Convair 340. I'm sure there are others.
#2 -6353A early DC-3/C-47, A-20, B17, B24, PBY. I'm sure there are others.
#1 -6895A fits large post war transports, DC-6, C-118, Convair 340. I'm sure there are others.
#2 -6353A early DC-3/C-47, A-20, B17, B24, PBY. I'm sure there are others.
The 6895 is probably later half of the 1940's.
The 6353 and the 6531 are probably early to mid 1940's.
The 6531A blade was used on a Beech 18 series, plus possibly other similar with the the P&W 985.