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 5945-00-436-2603
NSN 5915-00-565-0324
NSN 6105-01-304-8172
NSN 2925-00-806-7972
NSN 5985-01-471-6934
NSN 5999-01-349-1816
NSN 5960-01-023-8800
NSN 5985-01-169-4708
NSN 6620-01-470-9067
NSN 5935-00-088-8820
NSN 6645-00-451-6462
NSN 5905-01-505-6015