Beech 18

Beech C-45 / SNB / JRB / AT-7 / AT-11 - přehled verzí

Beech Model 18 - track version[/heading]

18A/S18A - twin-engine dolnoplošný light transport aircraft, engines Wright R-760-E2, built 4 pieces
18B/S18B - engine Jacobs L-5, 4 pieces
18C/S18C - engine Jacobs L-6, 12 pieces
18R - the machine equipped as a flying hospital for the Swedish air force, engines Wright R-975
M18R - training and light bomber variant for China, engines Wright R-975, 6 machinery
18S - engines Pratt & Whitney R-985, an enlarged rudder, 12 machines
B18S - modified the internal layout, probably the only two civil machines, but the basis for the military C-45
C18S - civilian variant based on the AT-11, only a few machines
D18S - the post-war light transport variant, around 1000 machines
D18C - engine Continental R-9A, ten-digit; 13 pieces, mostly converted to D18S
D18C-T - an eight-digit, 16 machines
E18S - Super 18, engines Pratt & Whitney R-985, enlarged and revised cabin, 403 machines, other 57 as E18S-5700 with třílistými propellers
G18S - modified glazing, three blades propeller, 156 machines
H18 - engines Pratt & Whitney R-985-AN-14B, a modified chassis, some machines with the nose landing gear, 149 machines

AT-7 Navigator - variant of the C-45 for the training of navigation, 577 machines, later renamed to T-7
AT-7A - seven machines with float landing gear
AT-7B - nine machines adapted for cold climates
AT-7C - engines R-985-AN-3, better navigation equipment, 549 machines, later renamed to T-7C

AT-11 Kansan - a variant derived from M18R, for training in shooting and bombing, 1606 machines, later renamed to T-11
AT-11A - 36 machines modified for advanced navigátorský training and photographic reconnaissance
T-11B - AT-11 modified the standard corresponding to the C-45H

- a six-seat staff transport aircraft, similar B18S, 11 machines later renamed UC-45
[url=/topic/view/39741/Beech-C-45]C-45 - the eight-digit commercial transport aircraft, 20 pieces later renamed UC-45A
RC-45A - designation for the F-2A and F-2B after 1948
C-45B - a revised interior, higher takeoff weight, 222 pieces later renamed to UC-45B
UC-45C - two seized B18S
UC-45D - two machines originally ordered as AT-7, a five-digit coupling
UC-45E - six of the machines originally ordered as AT-7B, a five-digit coupling
UC-45F - extended bow, 1522 machines, including 42 completed as F-2B and the machinery transferred to US Navy as JRB-4
DC-45F - label for CQ-3 after 1948
RC-45F - at least one machine modified for photographic reconnaissance
C-45G - upgrading from 1951 with engines R-985-AN-3, converted 372 C-45F, RC-45, AT-7 and AT-11
TC-45G - adjustment for navigation training, converted 96 machines
C-45H - similar to upgrading with engines R-985-AN-14B, 432 remanufactured machines
RC-45H - fotoprůzkumná conversion
TC-45H - conversion for navigation training
UC-45J - the previous version after moving to the transport tasks
C-45J - two UC-45J forwarded to the army
NC-45J - two TC-45J used as a test
RC-45J - indications for SNB-5P after 1962
TC-45J - indications for SNB-5 after 1962
VC-45J - one machine used as a staff transport
C-45-T - unofficial designation for the machine dovybavené nose landing gear

XA-38 Destroyer, Grizzly bears - an experimental assault version with the 75mm cannon in the bow, two prototypes

F-2 - a specialized fotoprůzkumná version, 14 pieces
F-2A - 13 C-45A and -45B modified on photographic, later renamed to RC-45A
F-2B - fotoprůzkunmá variant derived from C-45F, 42 machines, later renamed to RC-45A

PCQ-3 - a small amount of UC-45F established for the management of unmanned flying targets

JRB-1 - variant for the U.S. Navy designed mainly to control of unmanned flying targets, 11 of machinery, and one confiscated civilian Model 18
JRB-2 - six of the transport variant, 15 machines, including five C-45A taken from the USAAC
JRB-3 - 20 C-45B drawn by the navy, equipment for aerial photography
JRB-4 - 328 UC-45F cover navy
JRB-5 - projected transport version of SNB-5
JRB-6 - JRB-3 and -4 partially upgraded to a standard C-45G

SNB-1 - a naval variant of the AT-11 with dorsal gun turret, 320 machines
SNB-2 - analogue of the AT-7, engines R-985-25, for navigation training and transport; 509 machines
SNB-2C - the naval equivalent of the AT-7C, 375 pieces
SNB-2H - machine converted as ambulance
SNB-2P - fotoprůzkumná conversion
SNB-3Q - SNB-2 prepared for the training of electronic warfare
NSC-4 - 117 upgraded SNB-1
SNB-5 - SNB-2 adjusted to the standard C-45G, in 1962 renamed to TC-45J
SNB-5P - upgraded to SNB-2P, in 1962 renamed to RC-45J

Navigator Mk.I - 5-AT-7B-used Great Britain
Expediter Mk.I - 58 UC-45B transferred Uk
Expediter Mk.II - 282 UC-45F transferred Uk
Expeditor Mk.3 - canadian variant for navigation training
Expeditor Mk.3NM - canadian variant for navigation training and transport
Expeditor Mk.3T - canadian training variant

CT-128 - designations for the remaining Expeditory in canadian service after 1968

[source]Pelletier, And. J. Beech Aircraft and their Predecessors. Naval Institute Press, Annapolis, 1995. ISBN 1-55750-062-2.
http://www.aerofiles.com/_beech.html
http://www.uswarplanes.net/c45.html[/source].

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