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 5895-01-123-1860
NSN 6105-01-044-5907
NSN 5999-01-642-0193
NSN 5905-00-702-1144
NSN 5975-00-940-0176
NSN 5990-00-964-6422
NSN 6220-00-343-0182
NSN 5835-00-617-3578
NSN 6685-01-460-9550
NSN 5998-01-462-0836
NSN 7035-00-981-7216
NSN 6220-01-379-4528