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 5855-01-208-1471
NSN 6105-00-218-4705
NSN 5925-00-052-1748
NSN 5915-01-398-9831
NSN 5990-00-522-3425
NSN 5945-01-062-9281
NSN 6685-00-696-6411
NSN 5950-00-150-4772
NSN 5960-01-388-1988
NSN 4140-00-067-2590
NSN 5905-00-883-9347
NSN 6145-01-634-0388