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 6105-01-465-2081
NSN 6645-01-154-3080
NSN 5895-00-284-4835
NSN 5925-00-889-4990
NSN 5935-00-167-8028
NSN 6645-01-227-9429
NSN 6320-00-506-2314
NSN 5835-01-209-6410
NSN 2925-01-603-6379
NSN 5905-01-195-2184
NSN 7035-01-633-9537
NSN 5855-01-054-9014