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 6150-00-922-4243
NSN 5910-00-913-9102
NSN 6650-01-340-3058
NSN 6135-01-627-3786
NSN 5905-01-657-2522
NSN 5895-00-073-8066
NSN 5950-00-759-8837
NSN 7035-00-286-6221
NSN 5990-01-116-2181
NSN 5855-00-149-0766
NSN 5930-01-388-3569
NSN 6645-01-290-1448