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 6220-01-068-4066
NSN 5945-00-115-3594
NSN 6110-01-618-3320
NSN 5996-01-590-7886
NSN 6610-01-201-7943
NSN 6685-01-245-8952
NSN 6145-01-393-8103
NSN 6685-00-051-9524
NSN 5905-00-915-8843
NSN 6105-01-094-4592
NSN 5985-00-013-9005
NSN 5935-01-571-7910