Special Features:

Ahole mtd; cavi type 1, plate cover 1, spring contact 1; four 0.218 in. Diameter mtg holes on 4.880 x 0.880 in. Mtg ctrs; duplexer radar, nonairborne, exc. Fire control and guided missile, type no. Cu834/fps-20

Properties:

Two or more different types of items having a common mounting or mounted on each other which together form a portion of a duplexer but which in itself is not a complete functioning item and cannot be assigned a more definite item name.