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 5935-01-592-2053
NSN 5925-00-109-2231
NSN 6105-01-043-2097
NSN 5905-01-015-5656
NSN 5855-01-379-9978
NSN 6135-00-269-5843
NSN 5930-00-273-0778
NSN 5895-01-366-8851
NSN 6105-01-377-2641
NSN 4140-00-577-3512
NSN 6610-00-639-3615
NSN 5895-01-219-2244