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 6320-01-420-0340
NSN 5925-00-755-7906
NSN 5990-01-004-6343
NSN 6130-01-576-5455
NSN 5990-01-118-8624
NSN 6135-01-051-7836
NSN 5910-01-336-8511
NSN 5905-01-553-4081
NSN 6105-01-362-3033
NSN 5998-01-533-3858
NSN 6650-01-418-7715
NSN 5945-00-833-8948