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 5915-01-387-8111
NSN 6145-01-383-7134
NSN 5910-01-541-5950
NSN 6685-01-197-7064
NSN 5835-00-933-9609
NSN 6240-00-204-0459
NSN 6220-00-224-3036
NSN 5925-00-067-8322
NSN 5905-01-579-3060
NSN 7035-00-870-0290
NSN 6130-01-588-3561
NSN 5895-01-656-7633