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 6650-01-106-8601
NSN 6650-00-466-1697
NSN 6240-01-195-8696
NSN 6145-01-606-2172
NSN 5960-01-042-3337
NSN 5905-01-114-9019
NSN 6110-01-619-8262
NSN 5915-01-185-2462
NSN 2925-01-175-1217
NSN 5996-01-323-5326
NSN 5905-01-357-5779
NSN 5920-01-383-7003