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 6650-01-573-0616
NSN 6220-00-878-7301
NSN 5920-00-369-0923
NSN 5965-01-188-8530
NSN 5915-01-599-4159
NSN 6105-01-006-7069
NSN 5985-00-931-5726
NSN 6320-01-272-7072
NSN 5990-01-460-6390
NSN 5990-01-583-2870
NSN 5960-00-166-7681
NSN 6135-01-516-8171