Special Features:

3roughly rectangular; right/short edge has 3 cutouts: 1.26wx1.24h, 2.16 from bottom and 3.30wx4.86h, 5.00 from bottom; far side has cutout 1.90dx3.50hx4.90w, 9.10 from bottom right and cutout 4.90wx3.50hx1.08d, 9.10 from bottomleft edge and trapezoidal cutout with base 4.00wx12.80l and top 2.00wx12.80l and height of 1.50 inch running crosswise, starting 3.60 from right edge and 2.16 from bottom; near side has groove 2.15wx2.36d along top edge and groove 2.32wx2.00d along top edge and has triangular strip cut off top right edge between crosswise grooves, 4.90 from right to depth of 1.90 on right edge and similar piece cut off left edge - see drawing; near side is marked "up" and "aft" near top center and with part number in center of bottom groove

Properties:

A bulk material, rectangular in shape, composed of a multitude of individual small cells. It is produced in various lengths, widths, and thicknesses, and may have a finished surface or a rough (natural) surface. It is used for low temperature insulation, buoyancy, and also in the electrical, display, and novelty fields. Excludes core material, cellular, structural; cushioning material, packaging; and insert, packaging.