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 5905-01-308-3621
NSN 6240-01-204-6639
NSN 5945-01-491-5197
NSN 6220-00-079-0851
NSN 5990-00-253-0261
NSN 5996-01-108-0565
NSN 7035-01-435-7962
NSN 5930-00-055-6303
NSN 5855-00-548-4742
NSN 5960-00-707-0816
NSN 5960-01-167-8796
NSN 5925-01-286-2805