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 5999-00-314-6771
NSN 6145-00-877-2794
NSN 6645-00-025-4771
NSN 5999-00-765-0866
NSN 6220-00-460-0615
NSN 5950-00-198-7435
NSN 5965-01-026-1125
NSN 5990-00-586-6435
NSN 5985-01-037-4602
NSN 5835-00-221-1005
NSN 5905-01-118-8332
NSN 5835-01-529-3050