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 5996-00-553-7348
NSN 5975-01-281-1181
NSN 5905-01-024-9572
NSN 5975-01-141-0103
NSN 5915-00-178-1574
NSN 5975-00-273-0790
NSN 6220-00-966-5074
NSN 5925-00-666-4753
NSN 6240-00-484-1190
NSN 6220-00-542-4898
NSN 5855-01-154-3871
NSN 6610-01-308-1952