| bgcolor="lightskyblue" colspan="3" align="center" style="border-bottom:3px solid"|No. 42 Squadron |
olspan="3" align="center"| Squadron badge |
| gcolor="lightskyblue" colspan="3"|Information |
| b>Role | colspan="2"|Maritime Patrol |
| b>Aircraft Operated | colspan="2"|Nimrod MR Mk2 |
| b>Home Station | colspan="2"|RAF Kinloss |
| b>Motto | colspan="2"|Fortiter in re (Bravely into action) |
| gcolor="lightskyblue" colspan="3"|History |
| b>Date Founded | colspan="2"|1 April 1916 (RFC) |
| b>Badge | colspan="2"|On a terrestrial globe, a figure of Perseus |
| b>Notable Battle Honours | colspan="2"|North West Frontier 1916-1918, Iraq 1941, Egypt and Libya 1941-1942, Burma 1941-1942, North Burma 1943-1944, Arakan 1943-1944, Manipur 1944, Burma 1944-1945, Gulf 1991 |