In use by the Royal Naval Engineering College at Manadon for ground instruction as A2560. It was later sold to the Royal Saudi Air Force, again for ground instruction.

One of nine Kestrel development aircraft built in 1964/5 for evaluation, and used by the Tri-partite Kestrel Evaluation Squadron at RAF West Raynham in 1965. It was then used for trials at RAE Bedford and A&AEE Boscombe Down, where it was damaged beyond repair in a landing accident on 1 March 1967. It spent some time with RNEC Manadon for ground instruction, where the wings from XS696 were fitted. It moved to the School of Aircraft Handling at Culdrose in April 1978, and was eventually moved to the RAF Museum Cosford in November 2001, where it is now on display.

Previously used at Arbroath for ground instruction as A2581, and moved to Manadon on 10 May 1967. It moved on to Lossiemouth on 1 February 1983 as the gate guardian with the maintenance serial 8867M. It has been preserved since 2003 by the Highlands Aviation Museum at Inverness.

The last of six P.1127 prototypes first flown on 13 February 1964. Used for ground instruction as A2658, and preserved at Brooklands Museum since 28 September 2000.