Special Features:

Notch located on widths longest outer edge, 3.270 from widths edge, .25 from lengths edge; ushaped sheet with one widths edge, 4.30 long and opposing widths edge 3.150 long; inside u dimensions, 3.25 long by 2.15 wide by 2.100 long; contains 5 holes 0.125 dia

Properties:

A material whose thickness is small in comparison to its length and width, and which is specifically designed to prevent any undesirable flow of current between a conductor(s) and/or other objects. Excludes items which do not have definite rated electrical characteristics. Excludes insulation cloth, electrical; insulation tape, electrical and plastic sheet. For electrical insulation sheets fabricated for a specific application, see insulator (as modified).