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 5950-01-438-0032
NSN 5996-00-454-1828
NSN 6150-01-189-4974
NSN 5855-01-570-3195
NSN 6130-01-098-7175
NSN 5999-01-460-8173
NSN 5930-00-406-1159
NSN 5965-01-569-2055
NSN 5965-00-888-2643
NSN 6685-00-455-1735
NSN 5855-01-656-6808
NSN 4140-00-943-4466