887 Naval Air Squadron (887 NAS) was a Naval Air Squadron of the Royal Navy's Fleet Air Arm. The squadron formed at Lee-on-Solent in May 1942 as a Fleet Fighter squadron with 6 Fulmar IIs. In April 1943 the squadron, now equipped with 9 Seafire IICs, embarked on HMS Unicorn for Malta convoy duties, and subsequently taking part in the landings at Salerno in September 1943. In October 1943 the squadron joined the 24th Naval Fighter Wing, and embarked on HMS Indefatigable in July 1944 to provide fighter cover during the Operation Mascot dive-bombing attack on the German battleship Tirpitz in Kaa Fjord, North Norway.