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 6110-00-636-1234
NSN 5895-01-526-0301
NSN 5996-01-388-3329
NSN 5975-01-111-1065
NSN 6685-00-679-9965
NSN 6685-01-634-0611
NSN 5975-00-067-7264
NSN 6150-00-958-7051
NSN 6220-01-181-5854
NSN 5895-00-892-6223
NSN 5835-00-198-4936
NSN 5835-01-302-6844