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 7035-00-541-8516
NSN 5905-00-339-3761
NSN 5835-00-614-0650
NSN 2925-01-458-5808
NSN 5855-01-458-8137
NSN 6150-00-958-9553
NSN 5905-01-327-7418
NSN 5835-01-010-3103
NSN 6650-01-232-2252
NSN 6610-01-406-4985
NSN 5920-00-237-7375
NSN 4140-01-547-5211