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 6645-01-076-4655
NSN 6110-01-359-9376
NSN 4140-00-881-9303
NSN 6105-01-357-4896
NSN 5910-01-105-6657
NSN 4140-01-105-9471
NSN 5999-01-597-8446
NSN 6645-01-465-3235
NSN 5835-00-009-2862
NSN 6240-00-152-6289
NSN 5935-00-803-3604
NSN 5925-00-222-3843