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 5905-01-444-0889
NSN 5996-00-739-2315
NSN 5990-01-395-4194
NSN 5925-00-998-2863
NSN 6150-01-588-7885
NSN 5975-01-170-4947
NSN 5925-01-104-4893
NSN 5975-01-642-3093
NSN 5999-00-111-6090
NSN 6105-01-081-8702
NSN 5855-01-528-2744
NSN 6105-01-192-0532