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 2925-00-115-5857
NSN 5950-01-567-5967
NSN 5998-00-243-7459
NSN 6150-01-097-3740
NSN 6320-00-790-4844
NSN 4140-00-316-5383
NSN 5915-01-167-9072
NSN 5998-01-004-9363
NSN 5999-01-287-7726
NSN 6135-00-503-7213
NSN 5999-01-006-7624
NSN 5945-00-158-8773