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 6320-00-405-2348
NSN 4140-00-146-3269
NSN 6105-00-833-8045
NSN 5895-01-647-9109
NSN 5990-00-839-9571
NSN 5905-01-224-5246
NSN 4140-01-343-4808
NSN 5998-01-111-8681
NSN 6685-00-801-7587
NSN 6150-00-229-1489
NSN 2925-01-474-3363
NSN 6135-00-231-7257