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 5998-00-784-6130
NSN 6620-01-119-9239
NSN 5855-00-688-9954
NSN 5835-01-629-2044
NSN 5999-01-206-4657
NSN 5910-00-276-8592
NSN 6685-01-360-5202
NSN 5965-01-337-8625
NSN 5915-00-149-1308
NSN 6110-01-390-5773
NSN 4140-00-862-5644
NSN 6320-00-977-3930