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226 - 235 Operational Conversion Units
226 Operational Conversion Unit
Formed
at Molesworth in No 11 Group on 15 August 1946 to train fighter pilots.
Formed from No 1335 Conversion Unit and equipped with a variety of types
including Tempests, Hornets, Meteors and Vampires.
Disbanded at Driffield by being renamed No 203 Advanced Flying School on
31 August 1949, by which time it was in No 21 Group.
Reformed
in No 12 Group by renaming No 203 AFS at Stradishall to train Meteor pilots.
Disbanded in No 11 Group on 3 June 1955
Reformed
by renaming the Lightning Conversion Squadron at Middleton St George on 1 June
1963. Disbanded at Coltishall on 30
September 1974.
Reformed
by renaming the Jaguar Conversion Unit at Lossiemouth on 1 October 1974.
Disbanded by being renamed No 16 (Reserve) Squadron on 1 November 1991.
Motto: We Sustain
Shadow/Reserve Squadron designations: -
| Squadron | From | To |
| No 145 | 1 Jun 1963 | 13 Apr 1964 |
| No 65 | 1 Sep 1970 | 17 Jun 1974 |
Codes used: -
| BB, KD, XL | 1948 – 1949 |
| HX, KR, TO, UU | 1948 - 1951 |
Aircraft
& Markings
227 Operational Conversion Unit
Formed
in No 12 Group at Andover by renaming No 43 OTU on 7 May 1947 to train aircrew
for AOP squadrons. Amalgamated with
No 22 EFTS and renamed The Air Observation Post School on 1 May 1950 at Middle
Wallop.
Codes
used: -
| BD, PF | 1947 - 1950 |
Aircraft
& Markings
228 Operational Conversion Unit
Formed
in No 12 Group at Leeming from No 13 and 54 OTUs on 1 May 1947.
Tasked with training night fighter crews, it was equipped with
Mosquito’s, Meteors and later Javelins. Disbanded
at Leeming on 15 September 1961.
Reformed
in No 1 Sector at Leuchars on 1 May 1965. It
was tasked with training Javelin crews, particularly for overseas operations. Disbanded on 23 December 1966.
Reformed
at Coningsby on 1 August 1968 to train Phantom crews.
Disbanded at Leuchars on 31 March 1991.
.
Motto: Paramus
Shadow/Reserve
Squadron designations: -
| Squadron |
From |
To |
| No
137 |
11
Jan 1956 |
15
Sep 1961 |
| No
11 |
11
Jan 1966 |
23
Dec 1966 |
| No
64 (R) |
16
May 1968 |
31
Jan 1991 |
Aircraft
& Markings
229 Operational Conversion Unit
Formed
at Leuchars from the Vampire Flight of No 226 OCU on 15 December 1950 to train
fighter pilots. It moved to Chivenor on 28 March 1951 until finally re-locating to
Brawdy on 2 September 1974, where it was effectively disbanded by being renamed Tactical Weapons Unit.
It later used Sabres
and then Hunters.
Reformed
at Coningsby on 1 November 1984 to train Tornado crews in the air defence role.
Disbanded by being renamed No 56 (Reserve) Squadron on 1 July 1992.
Motto: Discendo Duces
.
.
.
Shadow/Reserve
Squadron designations: -
| Squadron |
From |
To |
| No
127 |
11
Jan 1956 |
22
Oct 1958 |
| No
234 |
22
Oct 1958 |
2
Sep 1974 |
| No 131 | 15 Mar 1958 | 22
Oct 1958 |
| No
145 |
22 Oct 1958 | 1
Jun 1963 |
| No
63 |
1
Jun 1963 |
2
Sep 1974 |
| No
79 |
2 Jan 1967 | 2
Sep 1974 |
| No
65 (R) |
31
Dec 1986 |
30
Jun 1992 |
Codes
used: -
| ES, RS | 1950 - 1959 |
Aircraft
& Markings
230 Operational Conversion Unit
Formed
at Lindholme by renaming No 1653 Conversion Unit on 15 March 1947.
Equipped with Lancasters, it moved to Scampton in 1949 and re-equipped
with Lincolns where it disbanded on 15 October 1952.
Reformed
at Upwood by renaming the Lincoln Conversion Flight on 1 August 1953.
Disbanded by reverting back to its previous title on 1 Feb 1955.
Reformed
at Waddington on 31 May 1956 to train Vulcan crews.
Disbanded at Scampton on 31August 1981.
Motto: Temper the Sword
.
Codes
used: -
| YW, A3 |
1948 - 1949 |
| SN |
1949 - 1951 |
231 Operational Conversion Unit
Formed
at Coningsby from a nucleus provided by No 16 OTU on 15 March 1947 to train light
bomber and PR crews on the Mosquito. Disbanded
on 4 December 1949.
Reformed
at Bassingbourn to train Canberra crews on 1 December 1951, a role it continued until
disbanding at Wyton on 15 December 1990 when it was renamed Canberra Standardisation
Training Flight.
The
CSTF was renamed No 231 OCU on 13
May 1991, again at Wyton but was disbanded
on 23 April 1993.
Motto: Prepared to Attack
.
.
Aircraft
& Markings
232 Operational Conversion Unit
Formed
at Gaydon on 21 February 1955 to train Valiant crews.
In 1962 it also began training Victor crews.
It disbanded into the Tanker Training Flight at Marham on 30 June 1965
Reformed
at Marham by renaming the Victor OCU on 6 June 1970.
Disbanded on 4 April 1986.
Motto: Docemusut Repleamus
.
.
.
.
Aircraft
& Markings
233 Operational Conversion Unit
Formed
at Pembrey to train fighter pilots on 1
Motto: Ymlaen (Welsh - Forward?)
.
.
.
Shadow/Reserve
Squadron designations: -
| Squadron |
From |
To |
| No 129 | 11
Jan 1956 |
1 Sep 1957 |
Aircraft
& Markings
235 Operational Conversion Unit
Formed
at Calshot from No 4 OTU to train flying boat crews on 31 July 1947, equipped
with Sunderlands, it was disbanded on 17 October 1953, its tasking being taken over
by the Flying Boat Training Squadron.
Codes
used: -
| TA | 1947 - 1951 |
| D | 1951 - 1953 |
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