Special Features:

Original name cover, power amplifier; item is 'l' shaped w/mtg holes cbored opp side 0.266 in. Diameter to 0.06 remaining thk; 3 holes breakout permissible, diameter 0.250 in. To 0.090 remaining thk; cover must be capable of withstanding 30 lbs psi differential pressure; cast tol pom 0.008 in. Up to & including 4 in., and pom 0.0015 for each additional inch

Properties:

A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see door, access (as modified). Excludes all covers not specifically designed to provide access for the purposes listed above.