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 6150-01-064-9992
NSN 6610-00-186-9180
NSN 5950-01-317-3552
NSN 5950-00-276-8584
NSN 4140-00-517-7902
NSN 2925-01-459-8093
NSN 6685-01-193-2110
NSN 5915-01-088-6908
NSN 5960-00-245-2645
NSN 5960-00-108-0250
NSN 5895-01-491-7866
NSN 6610-00-061-7882