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 5975-01-508-3624
NSN 5925-01-153-0144
NSN 6320-01-255-2096
NSN 5905-00-661-2395
NSN 5999-01-385-4290
NSN 6145-00-998-7609
NSN 5910-00-096-5152
NSN 5945-00-005-9719
NSN 5915-01-457-6068
NSN 5855-00-779-2854
NSN 5960-00-824-0052
NSN 5915-01-330-2419