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 6240-01-495-8756
NSN 5895-01-205-3259
NSN 5990-00-715-1496
NSN 6105-01-598-7590
NSN 5950-00-364-0764
NSN 5925-01-066-1911
NSN 6320-01-108-5933
NSN 2925-01-455-2558
NSN 5975-00-339-3313
NSN 6105-00-114-2165
NSN 6620-01-104-5758
NSN 6240-00-057-6314