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 5985-00-666-2987
NSN 5965-01-208-6903
NSN 6610-01-442-3509
NSN 5990-00-816-9289
NSN 6220-00-527-1177
NSN 5945-01-184-1457
NSN 6145-01-455-7081
NSN 6105-01-634-0322
NSN 5835-01-532-5948
NSN 5910-01-595-3920
NSN 6610-01-465-1320
NSN 5960-00-018-3477