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 6105-00-968-6738
NSN 5990-00-410-6202
NSN 5960-00-883-5384
NSN 6685-01-358-5314
NSN 5985-01-199-5925
NSN 6645-01-316-7456
NSN 5960-01-037-4809
NSN 4140-00-164-6832
NSN 6685-00-923-2972
NSN 5985-00-837-9491
NSN 5975-01-178-9038
NSN 5835-01-117-6124