"12.025 in. minimum, 12.055 in. maximum length, 2.937 in. width, connector base plate thickness: 0.125 in., material: glass epoxy per MIL-P-18177 Type GEE, natural finish; contacts: phosphor bronze, QQ-B-750, Comp A, cond extra hard; finish: 0.000030 standard gold per MIL-G-45204 Type 2 over nickel per QQ-N-290 Type 7, 0.0001 in. thick class 2. Operating temperature range: M0.0/P70.0 degrees C. Connector must be self-extinguishing according to ASTM-D635-68."