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 5925-01-415-0261
NSN 5925-01-518-4474
NSN 5998-01-231-9767
NSN 5999-01-486-0994
NSN 5999-01-272-9684
NSN 5920-01-265-8068
NSN 5835-01-384-3206
NSN 6685-01-138-8091
NSN 6105-00-216-8866
NSN 5998-00-502-3772
NSN 6610-01-429-2162
NSN 6220-01-419-1932