This specification covers monolithic glass for use in aircraft glazing. (see 6.1.) Classification: Monolithic glass shall be furnished in the following types and classes@ as specified by the procuring activity. Type I. Ready-cut@ commercial float or polished plate glass. Type II. Ready-cut@ color-clear polished plate glass. Type III. Ready-cut@ heat-absorbing polished plate glass. Type IV. Ready-cut@ low expansion borosilicate and sodium aluminum borosilicate polished plate glass (coefficient of expansion from 45 to 65 x 10-7 per degree centigrade (C) between 25??nd 300??. Type V. Ready-cut@ polished flat glass@ chemically strengthened (coefficient of expansion from 70 to 95 x 10-7 per degree C). NOTE: The characteristics of type V glass permit a variety of break patterns to be obtained. The specific production application will determine the process best suited for the intended use. Class A. Flat. Class B. Curved.