Surface roughness is 6.3 microns
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: Other articles of iron or steel not wire nesoi
NSN 5895-00-550-1113
NSN 5999-00-833-6170
NSN 5965-01-241-0553
NSN 6110-01-315-6564
NSN 4140-00-510-3699
NSN 6220-00-847-1520
NSN 6220-01-519-9305
NSN 5999-00-427-0914
NSN 5895-01-096-2837
NSN 5835-01-163-4215
NSN 5985-01-658-6549
NSN 5910-01-547-6581