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 5835-00-269-2232
NSN 5910-01-485-6135
NSN 5935-00-201-3308
NSN 5990-01-042-8524
NSN 5910-01-227-6855
NSN 6685-01-043-6378
NSN 6685-00-897-4522
NSN 5996-01-091-9337
NSN 6150-00-064-0212
NSN 6645-01-055-5465
NSN 6320-00-681-1324
NSN 5835-01-168-6256