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 5910-01-446-3167
NSN 6645-00-664-4665
NSN 6620-00-438-5833
NSN 5985-00-288-1861
NSN 6610-00-216-6538
NSN 6240-00-182-7944
NSN 5935-00-253-0773
NSN 5935-00-850-8429
NSN 6220-00-119-6125
NSN 2925-01-143-4229
NSN 6150-01-605-0227
NSN 5935-01-089-8794