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 6610-01-415-1623
NSN 5925-01-095-6397
NSN 6240-00-454-9293
NSN 6685-01-467-2718
NSN 6135-01-068-0119
NSN 4140-00-423-6663
NSN 4140-00-835-7073
NSN 5920-01-431-8683
NSN 6105-01-232-5262
NSN 5960-00-597-2680
NSN 5915-01-479-0398
NSN 5990-01-089-6743