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 5960-01-339-0008
NSN 5999-00-479-3905
NSN 5985-00-449-1772
NSN 6110-00-889-1263
NSN 5999-01-463-7443
NSN 6620-01-552-0049
NSN 6240-01-383-7554
NSN 6130-01-013-0933
NSN 5895-01-246-4250
NSN 5965-01-273-3055
NSN 5965-01-411-9933
NSN 6685-01-541-6334