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 6685-00-947-0059
NSN 6150-00-688-4935
NSN 5999-00-637-9685
NSN 5920-01-106-1137
NSN 4140-00-895-3417
NSN 5999-00-775-0857
NSN 5910-01-092-6353
NSN 6610-00-382-0266
NSN 5910-01-329-7853
NSN 6130-01-038-2459
NSN 6150-00-099-6919
NSN 5999-00-432-8948