After evaluation in Britain, ordered by the RAF, Royal Navy and the British
Army, and production
was begun by the parent company.
The British T10 differed from the original Canadian aircraft in being fully
aerobatic and being powered by a Gipsy Major 8. Although later Canadian versions were also aerobatic.
In all, 735 of the British production went to the British Armed Forces.
Equipped all 17 University Air Squadrons
217 of the British version were exported T.Mk.20 to 10 air forces
( including 27 to Denmark ),
(and 16 for RAF). T.Mk.21 was a civilain version, delivered to
Portugal and Sri Lanka.
In 1993, 70 still existed in RAF.
Of the total of 1,014 British-built machines, 735 went to the RAF
to be used as ab-intio trainers.
Replaced by Bulldog.
66 were produced under license in Portugal, for the Portugese Air Force.
The last one produced by Portugal was finished on 20. February 1961, which
was the last ever Chipmunk produced.
.