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 5915-01-339-6647
NSN 6650-00-527-8822
NSN 5910-00-186-9376
NSN 5905-00-858-4151
NSN 5996-01-191-8758
NSN 5920-01-160-0057
NSN 6105-01-606-8576
NSN 6645-01-360-0293
NSN 5975-01-339-9109
NSN 5998-00-171-2355
NSN 6150-01-439-9424
NSN 5835-01-442-6482