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 6620-00-629-5850
NSN 6685-01-078-1759
NSN 5950-00-552-1991
NSN 6110-01-386-4055
NSN 2925-01-468-7073
NSN 6110-01-613-0268
NSN 5965-01-602-8072
NSN 5960-00-102-8128
NSN 5985-01-340-4533
NSN 5965-01-490-6704
NSN 6685-01-542-0239
NSN 6685-01-342-7547