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 6150-00-253-3796
NSN 5965-00-486-7907
NSN 5996-01-341-0828
NSN 6320-00-894-1644
NSN 6130-01-550-4359
NSN 6685-01-549-6157
NSN 5950-01-597-3850
NSN 6610-01-180-7558
NSN 5996-01-351-6485
NSN 5965-00-505-2166
NSN 5990-00-513-5328
NSN 5855-01-075-0042