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 5985-00-323-1317
NSN 4140-01-273-7788
NSN 6130-00-516-3559
NSN 5985-01-077-1642
NSN 5920-00-890-0916
NSN 5965-00-932-4591
NSN 6320-01-431-4359
NSN 6150-00-885-7617
NSN 5855-01-236-9645
NSN 5910-01-352-8521
NSN 6645-01-123-4443
NSN 5998-00-861-7217