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 5920-01-507-7159
NSN 6105-00-066-4529
NSN 6105-00-099-8818
NSN 5965-00-247-4886
NSN 5990-01-069-0365
NSN 5910-01-274-3248
NSN 5855-01-213-9076
NSN 5960-01-364-1318
NSN 6685-01-316-7459
NSN 6610-01-031-1113
NSN 5905-00-116-3839
NSN 5990-00-611-1661