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 6220-01-606-5620
NSN 5999-01-061-5970
NSN 5999-01-202-2935
NSN 6320-00-593-0379
NSN 5835-01-487-3042
NSN 5965-01-594-1983
NSN 6645-01-599-2311
NSN 6685-01-309-2308
NSN 6105-01-089-6768
NSN 5990-00-811-8720
NSN 5950-00-420-3642
NSN 6105-00-456-1433