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 6650-00-051-1395
NSN 5855-01-195-2518
NSN 6610-00-553-5103
NSN 5835-01-385-0579
NSN 6220-01-125-8331
NSN 6650-00-590-9073
NSN 6135-00-900-2139
NSN 7035-01-140-2019
NSN 6105-01-428-6680
NSN 5945-01-512-1533
NSN 6620-01-507-8444
NSN 5999-01-535-1977