Fds manual, chapter7, pg 7-133, index no. 8
A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5910-01-478-0896
NSN 5855-01-112-7725
NSN 5925-01-623-1701
NSN 5990-01-203-4075
NSN 5835-01-261-9878
NSN 5895-00-349-8999
NSN 5910-00-351-8768
NSN 5925-00-808-2017
NSN 5895-00-225-9589
NSN 6110-01-420-1861
NSN 5965-01-228-7421
NSN 6650-01-265-0650