Official munitions production of the United States by Months, July 1 1940 to August 31 1945, (War Production Board Report)
World War II Operational Documents
Civil Aeronautics Administration, US Military Aircraft Acceptances 1940-1945, Aircraft, Engine and Propeller Production, US National Archives Record Group 249 Box C2581
Problems of Accelerating Aircraft Production During World War II by Lilley et. El. Division of Research Graduate School of Business Administration, Harvard University, January 1946. Using Company Data and Aircraft Resources Control Office, Report 15.
Acceptances, Engine versions are for all production to end 1945.
Pratt & Whitney, East Hartford, Connecticut, R-2800 Double Wasp, 2-stage C, For FG-4 and F4U-4, C 2-stage versions are -18, -18W, -29, -55
Dec-43 1
Jan-44 0
Feb-44 1
Mar-44 2
Apr-44 0
May-44 1
Jun-44 1
Jul-44 3
Aug-44 3
Sep-44 22
Oct-44 50
Nov-44 86
Dec-44 198
The engine delivery report adds 1 engine each in May-42, Jul-42, Feb-43 and Aug-43. The factory also built nine 1 Stage C engines, first in Aug-42 then 8 from Aug-43 to Feb-44, versions are -22, -37, -57, -61
Pratt & Whitney, Kansas City, Double Wasp, R-2800 1-stage C, For PBM-5, P-47, P-61, F7F-1, F8F, TBY, C-82, C 1-stage versions are -14, -22, -22W, -28, -34, -34W, -57, -81
Dec-43 1
Jan-44 9
Feb-44 28
Mar-44 30
Apr-44 80
May-44 154
Jun-44 301
Jul-44 301
Aug-44 229
Sep-44 260
Oct-44 427
Nov-44 450
Dec-44 469
Monthly delivery figures largely agree with acceptances, for deliveries in general engines counted when invoiced, in a few instances engines included in figures were kept in plant for experimental purposes.