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 5998-00-794-3818
NSN 5998-01-025-6538
NSN 7035-01-098-5474
NSN 5998-01-142-9039
NSN 5975-01-444-1703
NSN 6135-01-010-0891
NSN 5975-01-508-4139
NSN 5855-01-057-7818
NSN 5965-00-465-9566
NSN 5990-01-582-5238
NSN 5945-00-871-3691
NSN 6320-00-261-9136