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 5960-01-359-4257
NSN 5990-01-516-9665
NSN 5835-01-390-0880
NSN 6610-01-117-7130
NSN 5999-00-459-1211
NSN 6105-01-418-1654
NSN 6105-01-413-4713
NSN 5905-00-638-6776
NSN 5996-00-623-6175
NSN 6620-01-130-2250
NSN 5950-01-094-3720
NSN 6220-01-476-8889