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 5975-01-474-6278
NSN 4140-01-373-1788
NSN 5905-00-506-2008
NSN 2925-00-336-8364
NSN 5915-00-216-5909
NSN 5930-00-074-1698
NSN 6110-01-145-3814
NSN 2925-01-079-6229
NSN 5935-00-450-5530
NSN 6135-01-491-9360
NSN 5855-01-630-3541
NSN 5999-01-398-5296