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 5915-00-966-4661
NSN 5930-01-400-0892
NSN 5935-00-287-9672
NSN 6105-01-542-6846
NSN 6240-00-888-9669
NSN 5855-00-631-4565
NSN 5905-00-810-6212
NSN 5910-01-401-5279
NSN 6610-00-874-7304
NSN 5996-01-316-8913
NSN 6150-00-079-2655
NSN 6110-01-575-3077