5340-01-563-9341 (4685199A-0001)
NSN 5340-01-563-9341 (NIIN 01-563-9341) is an access door locking ring in Federal Supply Class 5340, Hardware, Commercial — an item having a v-, u- or channel-shaped cross section, with fastening and tightening devices on the ends. Manufacturer part number 4685199A-0001; also referenced as 42861-1512 ITEM 1, 4685199A-0001 UK (Electric Boat Corporation); 704-5869959 ITEM1 (Naval Sea Systems Command).
NIIN assigned May 2008; DEMIL B (USML, demil required); ESD/EMI-sensitive.