Straight Plug, Shell Size 20, 41w (41x #20) Crimp Pins, N (Normal) Key, Olive Drab Cadmium, supplied with Contacts and filler plugs
Part no. 6026-20-41PN
For datasheet copy and paste:- http://www.amphenol.co.uk/sites/default/files/602gb.pdf
Photographed and resealed in original bag containing the connector body and a plastic phial of 41pins.
Be assured they are as new.