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 6650-01-134-6186
NSN 4140-01-059-6917
NSN 5999-01-323-3882
NSN 6610-01-466-9985
NSN 6145-01-478-1722
NSN 5920-01-077-1756
NSN 5855-00-862-3345
NSN 5999-01-467-9458
NSN 6610-00-454-6635
NSN 5895-00-136-4960
NSN 6645-01-592-7862
NSN 6685-01-453-2222