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 5945-01-059-4272
NSN 6145-00-586-9463
NSN 6610-01-633-8931
NSN 2925-00-196-9003
NSN 5960-01-339-3037
NSN 6320-01-347-2638
NSN 5998-00-410-5207
NSN 6645-00-072-9243
NSN 6610-01-506-4234
NSN 5999-01-104-8767
NSN 6610-01-099-9710
NSN 6645-01-206-4888