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 6130-01-648-2672
NSN 6645-01-437-9017
NSN 5935-00-166-8393
NSN 6220-01-417-2675
NSN 6685-01-406-2198
NSN 6110-00-469-7981
NSN 6320-01-445-5893
NSN 4140-01-169-2534
NSN 5998-00-548-3191
NSN 2925-01-446-6976
NSN 5905-01-465-1248
NSN 6220-01-070-9782