Beryllium Copper: NASA Space Shuttle Book Pieces.

. Rockwell is the specification number ME276-0024-0013 and serial number. / / / / E Adapter beryllium copper, from GLENAIR, Inc., adapter plate termination for use at the end of the cables with a braided shield son for insulated cables. Machined aluminum housing with neck rotation. Notches in the spring (in shell is gold) gold-plated beryllium copper MIL-G-45204, Type II, Class I, Rockwell is the specification number ME127-0062-1114 on the label. ... (http://lh5.ggpht.com/_veNt4wCNwxE/SzbJqFK-EYI/AAAAAAAAIhA/TLYdiOa-sJM/s72/Beryllium_Copper__NASA_Space_Shuttle_Book_Pieces..jpg)