BOEING B-47 STRATOJET

B-47 SERVICE

Manufacturer: The Boeing Aircraft Co., Seattle, Washington, USA
(In 1948, became The Boeing Airplane Co.)
Model: Boeing Model 450
Designations: B-47; B-56
Name: Stratojet
First official flight: (XB-47) 17/12/1947
Factory production period: 1946 - 1957
Primary service period: 1950 - 1957
Last official flight: (WB-47) 31/10/1969

B-47 VARIANTS

1947 Model 450-3-3 XB-47   2 Total: 0002
           
1950 Model 450-10-9 B-47A   10  
1951 Model 450-11-10 B-47B 87    
1951 Model 450-67-27 B-47B 312 399 Total: 0409
           
1953 Model 450-157-35 B-47E   1344 Total: 1344
           
1953 Model 450-126-29 RB-47E 52    
1953 Model 450-158-36 RB-47E 188 240  
1955 Model 450-171-51 RB-47H   32  
1955 Model 450-171-36 RB-47K   15 Total: 0287

Grand Total: 2042

B-47 PRODUCTION

XB-47
Prototype strategic medium bomber,
6 engined, bubble tandem cockpit.
Produced

Boeing Seattle, Washington (BO)

46-065, 46-066 15972, 15973

2

Total: 0002

B-47A
As 2nd XB-47, engine upgrade, minor changes.
Produced

Boeing Wichita, Kansas (BW)

49-1900 / 49-1909 450001 / 450010 10 Total: 0010

B-47B
As B-47A, higher weight, engine upgrade.
Douglas and Lockheed airframes assembled from
Boeing supplied components.
Produced

Boeing Wichita, Kansas (BW)

49-2642 / 49-2646 450011 / 450015    
50-001 / 50-082 450016 / 450097    
51-2045 / 51-2356 450098 / 450409 399 Total: 0399
- 10 assembled by Douglas Tulsa, Oklahoma as B-47B-DT
  with Douglas c/n's: 43624 / 43633.
- 8 assembled by Lockheed Marietta, Georgia as B-47B-LM
  with Boeing c/n's retained.
- 1 (51-2145), completed by Lockheed as mock up only.

B-47E
As B-47B, revised nose section, tail gun, engine upgrade,
underwing fuel tanks, minor changes.
Douglas and Lockheed airframes used their own c/n's.
Produced

Boeing Wichita, Kansas (BW)

51-2357 / 51-2445 450410 / 450498    
51-5214 / 51-5257 450499 / 450542    
51-7019 / 51-7083 450562 / 450626    
51-17368 / 51-17386 450660 / 450678    
52-394 / 52-620 450679 / 450905    
53-2261 / 53-2417 4501074 / 4501230    
53-4207 / 53-4244 4501231 / 4501268    
53-6193 / 53-6246 4501334 / 4501387    
53-6249 4501390

694

 
3 factory converted to ERB-47H.
499 additional airframes cancelled.

Douglas Tulsa, Oklahoma (DT)

52-019 / 52-054 43634 / 43669    
52-055 / 52-120 43751 / 43816    
52-146 / 52-201 44000 / 44055    
52-1406 / 52-1417 44090 / 44101    
53-2028 / 53-2040 44149 / 44161    
53-2090 / 53-2170 44436 / 44516

264

 
49 additional airframes cancelled.

Lockheed Marietta, Georgia (LM)

51-15804 / 51-15812 001 / 009    
52-202 / 52-393 010 / 201    
52-3343 / 52-3373 202 / 232    
53-1819 / 53-1972 233 / 386 386 Total: 1344

RB-47E
As B-47E, reconnaissance version, longer nose.
Produced

Boeing Wichita, Kansas (BW)

51-5258 / 51-5276 450543 / 450561    
51-15821 / 51-15853 450627 / 450659    
52-685 / 52-825 450906 / 4501046    
52-3374 / 52-3400 4501047 / 4501073    
53-4245 / 53-4264 4501269 / 4501288 240 Total: 0240

RB-47H
Electronic reconn. version of RB-47E.
Produced

Boeing Wichita, Kansas (BW)

53-4280 / 53-4309 4501304 / 4501333    
53-6247, 53-6248 4501388, 4501389

32

Total: 0032

12 additional airframes cancelled.

B-47I - Not used.

RB-47K
Photo / weather reconn. version of RB-47E.
Produced

Boeing Wichita, Kansas (BW)

53-4265 / 53-4279 4501289 / 4501303

15

Total: 0015

 

Grand Total: 2042

B-47 CONVERSIONS

USAF

B-47B-II 200 B-47B, 1954, complete upgrade to B-47E model standards.
DB-47B 74 B-47B, 1958, drone directors for QB-47E.
(YDB-47B) 1 DB-47B, 1953, conversion for launching guided Bell Rascal missile.
RB-47B 24 B-47B, 1953, reconn. conversions, later trainers for RB-47E.
(YRB-47B) 1+ B-47B, redesignation of some RB-47B.
TB-47B 66 B-47B, 1953, crew trainer.
WB-47B 1 B-47B, 1956-1963, weather reconn. aircraft, sometimes WR-47B.
XB-47D 2 Model 450-162-48/-49
B-47B, 1955, engine testbeds with new model numbers.
B-47E-II 1000+ B-47E, 1959, advanced modifications to airframes.
B-47E-IV 1+ B-47E, 1959, advanced modifications to airframes.
YDB-47E 2 Model 450-167-50
B-47E, 1954, service tests for Bell Rascal missile.
DB-47E 2 Model 450-172-52
B-47E, 1954, drone directors.
EB-47E 1+
2
B-47E, 1960, ECM converted aircraft.
B-47E, 1965, US Navy conversions for ECM duties.
EB-47E(TT) 3 B-47E, 1958-1961, conversions to monitor Soviet missile tests.
JB-47E 1+ B-47E, temporary conversions for test duties. 
QB-47E 14 RB-47E, 1960, unmanned target drones, controlled by DB-47E's.
JQB-47E 1+ B-47E, temporary conversions as drone aircraft.
JRB-47E 1+ RB-47E, temporary conversions for test duties.
ETB-47E 1+ B-47E, trainers for ECM crews.
WB-47E 34 B-47E, 1963 - 1968, weather reconn. aircraft.
YB-47F 1 B-47B, 1952, receiver aircraft in mid-air refuelling tests.
KB-47G 1 B-47B, 1952, mid-air refuelling tanker.
ERB-47H 3 B-47E(53-6245, 53-6246, 53-6249), factory conversions to
RB-47H standard for covert operations.
YB-47J 1 B-47E, testbed for MA-2 radar bombing / navigation system.
EB-47L 35 B-47E, 1962, airborne communications / command post.
XB-56 1 B-47B(50-082), 4-engined prototype, later redesignated
as the YB-56, then YB-47C, cancelled before completion.
Production plans for the RB-56A, then RB-47C cancelled.

Foreign Conversions

Canadair CL-52

1

B-47B, 1956, loaned to RCAF as an engine test-bed.
Assigned non-standard RCAF s/n: X-059.

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