Stores reference 5C/455, 5C/457. Two pin plugs and sockets used on RAF / RAE (Royal Aircraft Establishment) electrically wired flying clothing. The plugs are Air Ministry King's crown marked and have the additional stainless steel metal plates, stores reference 5c/1583, used to sew the plug to the relevant garment. This type of plug can be seen on RAE 'Irvin' gloves and ankle boots, RAF 1941 pattern Sidcot suits etc. Sold as a pair, plug and socket. Some storage soiling but in excellent condition. Priced per pair (one plug, one socket). Stock code MJ23324A.