The cover has an insulation sheet of plastic per mil-p-15280, type 2, from 2 and rubber gasket
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.
Classification: Articles of aluminum nesoi
NSN 6110-00-837-2282
NSN 6150-01-536-1131
NSN 6645-00-067-7070
NSN 6620-00-829-1860
NSN 5855-01-426-5589
NSN 6240-01-562-6938
NSN 6645-00-337-8276
NSN 5920-01-602-1131
NSN 6610-01-177-3732
NSN 7035-00-104-7613
NSN 7035-00-171-0804
NSN 6650-01-503-9139