BOEING-STEARMAN PT-13 / PT-17 KAYDET

PT-13 / PT-17 SERVICE

Manufacturer: Stearman Aircraft Division, The Boeing Aircraft Co., Wichita, Kansas, USA
(In 1939, Stearman Division renamed Wichita Division)
Models: Stearman Model 70, 73, 75, 76
Designations: PT-13; PT-17; NS, N2S, PT-18, PT-27, T-13, T-17
Name: Kaydet
First official flight: (Model X70) 01/01/1934
Factory production period: 1933 - 1945
Primary service period: 1935 - 1950's
Last official flight: ?

PT-13 / PT-17 VARIANTS

1934 Model X70 Model X70 1 Total: 0001
         
1934 Model 73 NS-1 61  
1936 Model 73L3 Model 73L3 7  
1939 Model A73B1 Model A73B1 7  
1938 Model A73L3 Model A73L3 3 Total: 0078
         
1934 Model X75 Model X75 1  
1936 Model 75 PT-13 26  
1937 Model A75 PT-13A 92  
1940 Model A75 PT-13B 255  
1943 Model E75 PT-13D / N2S-5 1018  
1940 Model A75L3 Model A75L3 43  
1941 Model A75J1 PT-18 150 Total: 1585
         
1941 Model A75N1 PT-17 2942  
1941 Model A75B4 Model A75B4 5  
1941 Model A75N1 Model A75N1 18  
1942 Model D75N1 PT-27 300 Total: 3265
         
1940 Model A75N1 N2S-1 250  
1941 Model B75 N2S-2 125  
1942 Model B75N1 N2S-3 1875  
1942 Model A75N1 N2S-4 577  
1943 Model E75 N2S-5 750 Total: 3577
         
1936 Model 76 Model 76 78 Total: 0078

Grand Total: 8584

PT-13 / PT-17 PRODUCTION

Model X70
Prototype, single-engined, 2-seater,
basic trainer biplane. Tested by the
US Army as XPT-943 and US Navy.
Produced 1933 - 1934
Boeing-Stearman Wichita, Kansas

NX571Y (civil reg.) 700001 1 Total: 0001

NS-1
As Model X70, version for US Navy,
engine upgrade, minor changes.
Produced 1934 - 1935
Boeing-Stearman Wichita, Kansas (S)

BuNo.9677 / 9717 730001 / 730041    
BuNo.0191 / 0210 730042 / 73006 61 Total: 0061

Model 73L3
As NS-1, export version for The Philippines.
Produced 1936 - 1937
Boeing-Stearman Wichita, Kansas

(The Philippines) 730062 / 730068 7 Total: 0007

Model A73B1
As NS-1, export version for Cuba,
engine upgrade.
Produced 1939 - 1940
Boeing-Stearman Wichita, Kansas

(Cuba) 730072 / 730078 7 Total: 0007

Model A73L3
As NS-1, export version for The Philippines.
Produced 1938
Boeing-Stearman Wichita, Kansas

(The Philippines) 730069 / 730071 3 Total: 0003

Model X75
As Model 70 / 73, prototype with engine
upgrade, minor changes. Tested by the
US Army as XPT-945.
Produced 1934
Boeing-Stearman Wichita, Kansas

NX14407 (civil reg.) 750000 1 Total: 0001

PT-13
As Model X75L3, engine upgrade.
1 static test airframe also built.
Produced 1936
Boeing-Stearman Wichita, Kansas

36-002 / 36-027 750001 / 750026 26 Total: 0026

PT-13A
As PT-13, engine upgrade,
minor changes.
Produced 1937 - 1938
Boeing-Stearman Wichita, Kansas

37-071 / 37-114 750027 / 750070    
37-232 / 37-259 750071 / 750098    
38-451 / 38-470 750099 / 750118 92 Total: 0092

PT-13B
As PT-13A, engine upgrade.
Redesignated as T-13B in 1948.
Produced 1939 - 1941
Boeing-Stearman Wichita, Kansas (BW)

40-1562 / 40-1741 750119 / 750298    
41-787 / 41-861 750847 / 750921 255 Total: 0255

PT-13D / N2S-5
As PT-13B, engine upgrade. USAAF &
USN version assigned a dual designation
& serial number. S/n: 42-109026 / 42-109775 (750)
order cancelled, airframes redesignated as N2S-5.
Redesignated as T-13D in 1948.
Produced 1943 - 1945
Boeing-Stearman Wichita, Kansas (BW) (S)

42-16846 / 42-17863 &
BuNo.60887 / 61904		 755009 / 756026 1018 Total: 1018
894 to USAAF, 124 to US Navy.
382 additional USAAF airframes cancelled.

Model A75L3
As PT-13A, export version.
Produced 1940 - 1941
Boeing-Stearman Wichita, Kansas

(Brazil) 750599 / 750618 20  
(The Philippines) 752570 / 752581 12  
(Venezuela) 750619 / 750621    
(Venezuela) 752687 / 752690 7  
(Parks Air College)
NC32496 / NC32499		 751422 / 751425 4 Total: 0043

PT-18
As PT-13, engine upgrade.
Produced
Boeing-Stearman Wichita, Kansas (BW)

40-1892 / 40-2041 750449 / 750598 150 Total: 0150

PT-17
 As PT-13, engine upgrade.
S/n: 41-25737 / 41-25740, 41-25748,
41-25802 / 41-26251 and 42-16724 /
42-16845 (577) order cancelled, airframes
redesignated as N2S-4.
Redesignated as T-17 in 1948.
Produced 1941 - 1943
Boeing-Stearman Wichita, Kansas (BW)

40-1742 / 40-1891 750299 / 750448    
41-862 / 41-1086 750622 / 750846    
41-7867 / 41-9010 751426 / 752569    
41-25202 / 41-25736 mixed 752691 to 753343    
41-25741, 41-25742 753348, 753249    
41-25743 / 41-25747 753349 / 753353    
41-25749 / 41-25801 mixed 753451 to 753758    
42-15896 / 42-16723 754059 / 754886 2942 Total: 2942

Model A75B4
As PT-17, export version with
engine upgrade, light armament.
Produced 1941
Boeing-Stearman Wichita, Kansas

(Venezuela) 752682 / 752686 5 Total: 0005

Model A75N1
As PT-17, export version.
Produced
Boeing-Stearman Wichita, Kansas

(Peru) 752813 / 752818    
(Peru) 752879 / 752884    
(Peru) 752969 / 752974 18 Total: 0018

PT-27
As PT-17, enclosed cockpit and cold
weather equipment.
Produced 1941 - 1942
Boeing-Stearman Wichita, Kansas (BW)

42-15570 / 42-15869 753759 / 754058 300 Total: 0300
All delivered to RCAF as Kaydet Mk. I:
(RAF) FD968 / FD999
(RAF) FJ741 / FJ999
(RAF) FK100 / FK108

N2S-1
As PT-17, version for US Navy.
Produced 1940 - 1941
Boeing-Stearman Wichita, Kansas (S)

BuNo.3145 / 3394 750922 / 751171 250 Total: 0250

N2S-2
As PT-13A, version for US Navy.
Produced 1941
Boeing-Stearman Wichita, Kansas (S)

BuNo.3520 / 3644 751297 / 751421 125 Total: 0125

N2S-3
As N2S-2, engine upgrade.
Produced 1942 - 1943
Boeing-Stearman Wichita, Kansas (S)

BuNo.3395 / 3519 751172 / 751296    
BuNo.4252 / 4351 752582 / 752681    
BuNo.05235 / 05434 756409 / 756608    
BuNo.07005 / 08004 756609 / 757608    
BuNo.37988 / 38437 757609 / 758058 1875 Total: 1875

N2S-4
As PT-17, minor changes.
Produced 1942 - 1943
Boeing-Stearman Wichita, Kansas (S)

BuNo.27960 / 28058 mixed 753234 to 753333    
BuNo.29923 / 30146 mixed 753354 to 753600    
BuNo.34097 / 34101 753446 / 753450    
BuNo.34107 / 34111 mixed 753578 to 753602    
BuNo.37856 / 37967 753603 / 753714    
BuNo.37978 / 37987 753715 / 753724    
BuNo.55650 / 55771 754887 / 755008 577 Total: 0577

N2S-5
As PT-13D, minor changes. Some used
the PT-27 style enclosed canopy.
Produced 1943 - 1945
Boeing-Stearman Wichita, Kansas (S)

BuNo.38438 / 38610 758059 / 758231    
BuNo.43138 / 43637 758232 / 758731    
BuNo.52550 / 52626 758732 / 758808 750 Total: 0750
1260 additional airframes cancelled.

Model 76
As Model 75, export version with cowled engine
upgrade and light armament. S76 designator
applied to any model with floats fitted.
Produced 1936 - 1941
 Boeing-Stearman Wichita, Kansas

Model 76B4
1941, armed version for Venezuela.
(Venezuela) 760074 / 760078 5  
Model 76D1
1936, armed version for Argentine Navy
and The Philippines.
(Argentina) 760001 / 760010    
(Argentina) 760044 / 760049    
(The Philippines) 760011 / 760013 19  
Model 76D3
1938, armed version for The Philippines.
(The Philippines) 760050 / 760073 24  
Model A76C3
1937, armed version for Brazil.
(Brazil) 760014 / 760028 15  
Model B76C3
1937, armed version for Brazil, aerial camera.
(Brazil) 760029 / 760043 15 Total: 0078

 

Grand Total: 8584

PT-13 / PT-17 CONVERSIONS

USAAF

Model X75L3 1 Model X75, 1935, prototype with engine upgrade.
PT-13C 6 PT-13B, 1941, night / instrument training with rear cockpit hood.
PT-13D 35 PT-13D, post-WW2 re-builds for MDAP delivery.
New s/n: 49-1458 / 49-1490, 51-16084, 51-16085.
PT-17A 136 PT-17, 1940, fitted for instrument flying training.
PT-17B 3 PT-17, 1943, hopper / spray bar fittings for mosquito control.
PT-17C 1 PT-17, prototype to the standardised PT-13D / N2S-5.
PT-18A 6 PT-18, fitted for instrument flying training.

US Navy

Model A75L5

2

 N2S-4, 1947, prototypes with engine upgrade for China export.
Another 20 delivered without this modification.

FOREIGN MILITARY / CIVILIAN SERVICE
 - A large number of Stearman trainers saw military service with many foreign
   air forces worldwide during and after World War II.
 - The Stearman biplane has become a legend in the post World War II civil
   scene performing as crop-dusters, aerobatic aircraft and warbirds.