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 5999-01-358-5047
NSN 7035-00-205-1932
NSN 7035-01-469-5854
NSN 6110-01-495-0771
NSN 5998-01-157-6625
NSN 5855-00-138-2386
NSN 5910-00-959-5209
NSN 5915-01-562-4137
NSN 5905-01-578-1131
NSN 6320-01-302-5157
NSN 6240-01-122-1636
NSN 2925-01-103-0680