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 5855-01-112-7725
NSN 6620-00-269-8950
NSN 5998-01-082-2947
NSN 4140-01-452-8770
NSN 5910-00-517-9270
NSN 6135-00-405-1989
NSN 6150-00-809-1153
NSN 6145-01-113-8205
NSN 5835-01-111-0969
NSN 5990-01-187-8594
NSN 5985-00-145-5943
NSN 5855-01-624-7115