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 6105-01-422-3411
NSN 6240-00-474-5809
NSN 5915-01-655-1413
NSN 5920-00-839-8096
NSN 5960-01-198-2244
NSN 6650-01-217-9375
NSN 6645-01-495-0939
NSN 5999-01-201-8052
NSN 2925-01-058-1718
NSN 6620-01-124-0947
NSN 5950-01-542-9972
NSN 5965-01-135-3679