Similar to lockheed impedance matching cone p/n 341807-l
General Description
14 x 18 mesh commercial bronze screen made with wires of 0.011 in. Dia-90.0 pct copper 10.0 pct zinc; screen electroplated with tin to thk of 0.001 in. And oven fused so all crossing wires are completely bonded to each other; truncated cone; diameter of base 6.120 in. Nom; diameter at tapered end 0.390 in. Nom; o/a lg 7.88 in. Nom; eight 2.18 in. Min, 2.25 in. Max diameter holes around cone; one 0.44 in. Diameter hole 0.93 in. From base edge
