Mil-p-19904a and mil-r-46089
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 plastics & articles of other materials of heading 3901 to 3914, nesoi
NSN 6240-01-224-7656
NSN 2925-01-368-5773
NSN 6610-00-689-3629
NSN 6110-01-076-9022
NSN 5915-00-408-3329
NSN 6145-01-424-3364
NSN 6645-01-503-2240
NSN 4140-01-358-0184
NSN 5835-01-100-3265
NSN 5945-00-623-8738
NSN 5975-01-486-8425
NSN 5975-01-593-5445