GRUMMAN S2F TRACKER

TRACKER SERVICE

Manufacturer: The Grumman Aircraft Engr. Corp., Bethpage, Long Is., New York, USA
Models: G-89, G-96, G-117, G-121, G-125
Designations: S2F; C-1, E-1, S-2, TF, WF, CS2F & CP-121 (RCAF)
Names: Tracker; Trader (TF), Tracer (WF)
First official flight: (XS2F-1) 04/12/1952
Factory production period: 1952 - 1961
Primary service period: 1954 - 1975
Last official flight: (ES-2D) 03/1986
(C-1A) 30/09/1988

TRACKER VARIANTS

1952 Model G-89 XS2F-1 2  
1953 Model G-89 YS2F-1 15 Total: 0017
         
1953 Model G-89 S2F-1 742  Total: 0742
         
1954 Model G-89 S2F-2 77 Total: 0077
         
1959 Model G-121 S2F-3 100  
1960 Model G-121 S2F-3S 252 Total: 0352
         
1955 Model G-96 TF-1 87  
1957 Model G-117 WF-2 88 Total: 0175

Grand Total: 1363

1956 Foreign built - Canada:
Model: ?
CS2F-1 60  
? Model: ? CS2F-2 40

Grand Total: 0100

TRACKER PRODUCTION

XS2F-1
Prototype, twin-engined ASW aircraft.
Produced 1952

Grumman Bethpage, New York (F)

BuNo.129137, 129138 ?

Total: 0002

YS2F-1
As XS2F-1, developmental aircraft, later
upgraded to operational status as S2F-1.
Produced

Grumman Bethpage, New York (F)

BuNo.129139 / 129153 ?

Total: 0015

S2F-1
As XS2F-1, engine upgrade, minor changes.
Produced

Grumman Bethpage, New York (F)

BuNo.133043 / 133328 14 / 299  
BuNo.136393 / 136747
- 12 to Italy, mixed
MM136556 to MM136742.
- 47 to Japan as 4101 / 4147.
302 / 656  
BuNo.144696 / 144731
- 8 to Italy, mixed
MM144696 to MM144717.
- 13 to Japan as 4148 / 4160.
657 / 692  
BuNo.147549 / 147561 693 / 705  
BuNo.147577 706  
BuNo.147636 / 147645
- 10 to The Netherlands as 146 / 155.
707 / 716  
BuNo.148278 / 148303
- 10 to Italy as MM148294 / MM148303.
- 16 to The Netherlands as 156 / 171.
717 / 742  
BuNo.149037 / 149049
- 13 to Brazil as P-16A, 7014 / 7026.
743 / 755  
BuNo.149843, 149844
- 2 to The Netherlands as 172, 173.
? Total: 0742
2 additional airframes cancelled.

S2F-2
As S2F1, larger bomb-bay, tail.
Produced 1954 - 1955

Grumman Bethpage, New York (F)

BuNo.133329 / 133388 N01 / N60  
BuNo.140104 / 140120 N61 / N77

Total: 0077

1 additional airframe cancelled.

S2F-3
As S2F-1, enlarged forward fuselage, tail,
wing span, engine nacelles, fuel capacity.
Produced

Grumman Bethpage, New York (F)

BuNo.147531 / 147537 1C / 7C  
BuNo.147868 / 147895 8C / 35C  
BuNo.148717 / 148752 36C / 71C  
BuNo.149228 / 149256 72C / 100C Total: 0100
1 additional airframe cancelled.

S2F-3S
As S2F-3, upgraded detection equipment.
Produced

Grumman Bethpage, New York (F)

BuNo.149257 / 149275 101C / 119C  
BuNo.149845 / 149892 120C / 167C  
BuNo.150601 / 150603 168C / 170C  
BuNo.151638 / 151685 171C / 218C  
BuNo.152332 / 152379 219C / 266C  
BuNo.152798 / 152845 267C / 314C  
BuNo.153559 / 153582 315C / 338C  
BuNo.153595 / 153608
- 14 to Australia as
N12-153595 / N12-153608.
339C / 352C Total: 0252
12 additional airframes cancelled.


S2F-3S Tracker, BuNo. 149877, was redesignated as an S-2E in 1962
and retired from US Navy service in 1974. After three years in storage
it was sold to the Turkish Navy with s/n: TCB-877 in 1977 where it
served until it's retirement in 1993. The Turkish Navy operated a total
of 8 S-A and 30 S-2E Trackers from 1971 to 1993.
Turkish Air Force Museum, Istanbul, Turkey, 2005.

TF-1 Trader
As S2F-1, crew trainer / transport version.
Produced

Grumman Bethpage, New York (F)

BuNo.136748 / 136792 1 / 45  
BuNo.146016 / 146057 46 / 87 Total: 0087

TF-1W - Proposed AEW version, developed into the WF series.
XWF-1
- Project only, developed into the TF-1Q variant.

WF-2 Tracer
As TF-1, AEW version, large dorsal radome,
modified tail section.
Produced 1957 - 1958

Grumman Bethpage, New York (F)

BuNo.145957 / 145961 1 / 5  
BuNo.146303 6  
BuNo.147208 / 147241 7 / 40  
BuNo.148123 / 148146 41 / 64  
BuNo.148900 / 148923 65 / 88 Total: 0088
21 additional airframes cancelled.

 

Grand Total: 1363

Foreign built - Canada:
CS2F-1
As S2F-1, version for Royal Canadian Navy.
Produced

DeHavilland Canada, Downsview,
Toronto, Ontario (DH)

(RCAF) 1500 / 1559 1 / 60

Total: 0060

CS2F-2
As CS2F-1, equipment upgrades.
Produced

DeHavilland Canada, Downsview,
Toronto, Ontario (DH)

(RCAF) 1560 / 1599 61 / 100

Total: 0040

 

Grand Total: 0100

TRACKER CONVERSIONS

US Navy

S2F-1S 1+ S2F-1, fitted with Julie/Jezebel detection gear.
(S2F-1S1) 1+ S2F-1S, updated detection equipment fitted.
S2F-1T 207 S2F-1, crew trainer conversions.
S2F-1U 1+ S2F-1, utility conversions.
S2F-2P 1 S2F-2, photo reconnaissance conversion.
S2F-2U 48 S2F-2, utility conversions.
TF-1Q 4 Model G-125
TF-1, factory conversions with ECM equipment.
XTF-1W 1 TF-1(136792), 1956, prototype AEW conversion for WF series.

US Navy (1962 redesignations)

C-1A 1+ 1962, redesignation of the TF-1.
EC-1A 4 1962, redesignation of the TF-1Q.
E-1B 1+ 1962, redesignation of the WF-2.
YS-2A 1+ 1962, redesignation of the YS2F-1.
S-2A 1+ 1962, redesignation of the S2F-1.
TS-2A 207 1962, redesignation of the S2F-1T.
US-2A 51 1962, redesignation of the S2F-1U.
S-2B 1+ 1962, redesignation of the S2F-1S.
(US-2B) 1+ S-2B, target tugs / light transports.
75 S-2A also converted to this standard.
S-2C 1+ 1962, redesignation of the S2F-2.
RS-2C 1 1962, redesignation of the S2F-2P.
US-2C 48 1962, redesignation of the S2F-2U.
S-2D 1+ 1962, redesignation of the S2F-3.
(ES-2D) 7 S-2D, conversions for USN missile range patrol.
(US-2D) 54 S-2D, target tug / communications conversions.
S-2E 1+ 1962, redesignation of the S2F-3S, 8 to Brazil as P-16E.
(S-2G) 50 S-2E, 1972-1975, electronic upgrades, prototype was YS-2G.
Conversions by Martin-Marietta Aerospace Corp., Georgia.
S-2F 1+ 1962, redesignation of the S2F-1S1.
(US-2F) 1 S-2F, conversion for communications duties.

Foreign Conversions

UP-16A 8 P-16A (S2F-1), Brazilian designation for cargo conversions.
CS2F-3 1+ CS2F-1/-2, RCN equipment and detection gear upgrades.
CP-121 100 CS2F-1/-2/-3, 1968, redesignation after the Royal Canadian
Navy became the Canadian Armed Forces.
New CAF s/n: 12100 / 12199.
S2F-U 3 S2F-1, target tug conversions for Japan's JMSDF.
CS-2A 17 CS2F-1, Netherlands redesignation of ex-RCN aircraft.
Assigned Dutch s/n: 180 / 196.
S-2N 18 S-2A, Netherlands aircraft with modifications.
Upgrades by Fairey Aviation, Canada.
(US-2N) 4 S-2N, conversions as target tugs.

FOREIGN MILITARY / CIVILIAN SERVICE
 - Trackers were in military service with Argentina, Australia, Brazil, Canada,
   Italy, Japan, The Netherlands, Peru, South Korea, Taiwan, Thailand, Turkey,
   Uruguay and Venezuela.
 - S-2T Turbo Tracker, 1986, conversions with turbo-prop engine upgrade,
   operated by the navies of Argentina and Taiwan with several on the civil
   market. Conversions by Marsh Aviation Co., Arizona.
 - Conair Firecat, 1999, 35 civil fire-bombers, conversions by Conair Group,
   Canada. Also converted as the Conair Turbo Firecat.
 - Several Trackers on the civil market as Warbirds, private aircraft etc.

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