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 6220-01-615-2225
NSN 5895-01-015-6247
NSN 6685-00-914-9771
NSN 5985-01-209-2407
NSN 5996-01-175-7881
NSN 6150-01-437-5443
NSN 6135-01-430-3119
NSN 5945-01-502-8158
NSN 6135-00-134-6648
NSN 6130-00-171-7400
NSN 5895-00-690-9616
NSN 6135-01-245-5876