Special Features:

Dbrace 1; mtg plate assembly 1; terminal block assembly 1; trimmer assembly 1; tube socket 3; used as oscillator tuning unit; 28-8/32 and 1 mtg hole 1/8 in. Diameter on corners of 1-3/4 by 4-1/8 in. By 4-1/8 in. Triangle

Properties:

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