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 6610-00-960-9135
NSN 2925-01-411-8002
NSN 5930-01-385-2872
NSN 7035-00-337-8745
NSN 5935-01-106-2931
NSN 6135-01-613-9509
NSN 6610-01-099-0303
NSN 6145-01-350-2429
NSN 6145-01-502-4308
NSN 6645-01-573-7603
NSN 6130-01-461-1123
NSN 5915-00-114-2661