Ptin plate per mil-t-10727, type 1 if made from 1018/1020; there are eight holes that are 8-32 unc-2b; there are also 26 holes 6-32 unc-2b; there are 6 holes with dia. 0.7200 in and countersunk with a dia. Of 1.1250 in.
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 5975-00-864-6613
NSN 6240-01-274-4237
NSN 5910-01-553-6451
NSN 5935-00-334-0401
NSN 6620-01-144-8609
NSN 5910-01-502-3226
NSN 5910-00-626-4704
NSN 5965-01-408-6218
NSN 2925-00-660-8131
NSN 5925-00-495-6519
NSN 6135-00-613-1068
NSN 5985-01-281-2994